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In the field (1) Arthropods of Agricultural, Forestry or Conservation importance:

Aphids, by genus and species

Aphid genera (quick lookup)

A B C D E F G H I J K L M N O P R S T U V W

A
Abstrusomyzus aphids: Abstrusomyzus phloxae (obscure dark-tipped aphid)
Acaudinum aphids: Acaudinum centaureae (dark knapweed-root aphid)
Acyrthosiphon aphids: Acyrthosiphon boreale (northern cinquefoil-aphid); Acyrthosiphon cyparissiae (dark-legged euphorbia aphid); Acyrthosiphon gossypii (large cotton aphid, melon aphid); Acyrthosiphon kondoi (blue alfalfa aphid); Acyrthosiphon lactucae (lettuce seed-stem aphid); Acyrthosiphon loti (green trefoil aphid); Acyrthosiphon macrosiphum (long-legged serviceberry aphid); Acyrthosiphon malvae (geranium aphid, Pelargonium aphid); Acyrthosiphon pisum (pea aphid); Acyrthosiphon primulae (primrose aphid); Acyrthosiphon purshiae (bitterbrush aphid)
Adelges aphids: Adelges abietis (eastern spruce gall adelgid); Adelges cooleyi (Cooley spruce gall adelgid, Douglas fir adelgid); Adelges laricis (larch adelgid, larch woolly aphid); Adelges nordmannianae (silver-fir woolly-adelgid); Adelges piceae (balsam woolly-adelgid); Adelges viridis (green spruce-gall adelgid)
Aleurodaphis aphids: Aleurodaphis blumeae (wax-crested purple scale aphid)
Allaphis aphids: Allaphis foxtonensis (Aotearoa wax-fringed sedge aphid); Allaphis producta (wax-fringed sedge aphid)
Aloephagus aphids: Aloephagus myersi (aloe vera aphid)
Amphicercidus aphids: Amphicercidus japonicus (waxy honeysuckle aphid)
Amphorophora aphids: Amphorophora agathonica (American large raspberry aphid); Amphorophora ampullata (dark-tipped fern aphid); Amphorophora forbesi (green salmonberry aphid); Amphorophora gei (water avens aphid); Amphorophora idaei (European large raspberry aphid); Amphorophora rubi (large blackberry aphid); Amphorophora tuberculata (knobbed geranium aphid)
Anoecia aphids: Anoecia corni (common dogwood -- grass aphid)
Anuraphis aphids: Anuraphis subterranea (pear-hogweed aphid)
Aphis aphids: Aphis agastachyos (green horsemint aphid); Aphis armata (permanent foxglove aphid); Aphis asclepiadis (dogwood -- milkweed aphid); Aphis ballotae (horehound aphid); Aphis brunellae (self-heal aphid); Aphis callunae (heather aphid); Aphis ceanothi (california lilac aphid); Aphis cephalanthi (buttonbush aphid); Aphis cercocarpi (ocean-spray -- corn-lily aphid); Aphis chloris (hypericum aphid); Aphis chrysothamni (waxy-tipped rabbitbrush aphid); Aphis citricidus (= Toxoptera citricida, brown citrus aphid); Aphis clematidis (wax-banded clematis aphid); Aphis commensalis (waxy buckthorn aphid); Aphis confusa (green scabious aphid); Aphis coreopsidis (tupelo -- blackjack aphid); Aphis coronillae (clover aphid, medick aphid); Aphis cornuta (=Aphis near picridis, horned oxtongue aphid); Aphis craccae (tufted vetch aphid); Aphis craccivora (cowpea aphid, groundnut aphid); Aphis crepidis (hawk's-beard root aphid); Aphis cytisorum (broom aphid); Aphis decepta (yellow cowparsnip aphid); Aphis epilobiaria (waxy willowherb aphid); Aphis epilobii (willowherb aphid); Aphis epipactis (helleborine aphid); Aphis evonymi (spindle aphid); Aphis euphorbiae (spurge aphid); Aphis fabae (black bean aphid) species-group; Aphis farinosa (small willow-aphid); Aphis folsomii (Virginia creeper aphid); Aphis forbesi (strawberry root louse, strawberry root aphid); Aphis frangulae (alder buckthorn -- willowherb aphid); Aphis genistae (dyer's broom aphid); Aphis gerardiae (false foxglove aphid); Aphis glycines (Soybean aphid); Aphis gossypii (melon aphid, cotton aphid); Aphis gregalis (western rabbitbrush aphid); Aphis grossulariae (gooseberry, willowherb aphid); Aphis hederae (ivy aphid); Aphis horii (Japanese elder aphid); Aphis hypochoeridis (cat's ear root aphid); Aphis idaei (raspberry aphid); Aphis ilicis (holly aphid); Aphis illinoisensis (grapevine aphid); Aphis impatientis (dogwood-balsam aphid); Aphis intybi (small chicory aphid); Aphis jacobaeae (ragwort aphid); Aphis lambersi (wild carrot root-aphid); Aphis lamiorum (dead-nettle aphid); Aphis lantanae (wayfaring tree aphid); Aphis leontodontis (hawkbit rootcollar aphid); Aphis longirostris (sea-plantain aphid); Aphis loti (birds foot trefoil aphid); Aphis lugentis (American ragwort aphid); Aphis lupini (Western American lupin aphid); Aphis maculatae (spotted poplar aphid); Aphis mirifica (dark green willowherb aphid); Aphis nasturtii (buckthorn -- potato aphid); Aphis neogillettei (red-osier dogwood aphid); Aphis nerii (oleander aphid); Aphis neilliae (ninebark aphid); Aphis newtoni (iris aphid); Aphis ochropus (yellow teasel-aphid); Aphis odinae (=Toxoptera odinae, mango aphid, cashew aphid); Aphis oenotherae (evening primrose aphid); Aphis oestlundi (dark-tipped evening primrose aphid); Aphis origani (oregano leaf-curl aphid); Aphis paludicola (marsh spurge aphid); Aphis parietariae (pellitory-of-the-wall aphid); Aphis passeriniana (sage aphid); Aphis pawneepae (redbud aphid); Aphis pentstemonicola (penstemon aphid); Aphis phaceliae (phacelia aphid); Aphis picridicola (=Aphis striata =Protaphis funicularis, hawkbit root-aphid); Aphis picridis (yellow-oxtongue aphid); Aphis pilosellae (green mouse-ear hawkweed aphid); Aphis plantaginis (plantain aphid); Aphis podagrariae (ground elder leaf-curl aphid); Aphis polygonata (brown knotgrass-aphid); Aphis pomi (green apple-aphid); Aphis praeterita (hairy-willowherb aphid); Aphis pseudocomosa (meadow vetchling aphid); Aphis punicae (pomegranate aphid); Aphis rubicola (small American raspberry aphid); Aphis rubifolii (small blackberry aphid); Aphis ruborum (small bramble-aphid, permanent blackberry-aphid); Aphis rumicis (dock aphid); Aphis salicariae (dogwood, rosebay willowherb aphid); Aphis sambuci (elder aphid); Aphis sanguisorbae (salad burnet root aphid); Aphis schinifoliae (peppertree aphid); Aphis schinivora (dark-cornicle peppertree aphid); Aphis schneideri (blackcurrant aphid); Aphis sedi (stonecrop aphid); Aphis serpylli (thyme aphid); Aphis solanella (spindle -- nightshade aphid); Aphis spiraecola (spirea aphid, green citrus aphid); Aphis spiraephaga (wax-banded spirea aphid); Aphis spiraephila (brown spirea aphid); Aphis symphyti (comfrey aphid); Aphis taraxacicola (dandelion aphid); Aphis thalictri (waxy meadow-rue aphid); Aphis tormentillae (tormentil aphid); Aphis tripolii (sea-aster aphid); Aphis ulicis (gorse aphid); Aphis ulmariae (small meadowsweet aphid); Aphis umbrella (umbrella aphid); Aphis urticata (dark-green nettle aphid); Aphis vandergooti (yarrow root-aphid); Aphis varians (variable currant aphid); Aphis veratri (European hellebore aphid); Aphis verbasci (mullein aphid); Aphis viburni (viburnum aphid); Aphis viburniphila(American viburnum aphid); Aphis violae (violet root collar aphid); Aphis vitalbae (variable clematis aphid); Aphis viticis (chastetree aphid)
Aphthargelia aphids: Aphthargelia rumbleboredomia (Rumbles snowberry aphid); Aphthargelia symphoricarpi (snowberry aphid)
Aploneura aphids: Aploneura lentisci (mealy grass-root aphid)
Appendiseta aphids: Appendiseta robiniae (locust-tree aphid)
Aspidaphis aphids: Aspidaphis adjuvans (wrinkly knotgrass-aphid)
Astegopteryx aphids: Astegopteryx bambusae (= Astegopteryx bambucifoliae, bamboo horned-aphid); Astegopteryx formosana (dark-spot horned-aphid)
Atheroides aphids: Atheroides brevicornis (dark saltmarsh grass aphid); Atheroides serrulatus (orange grass-aphid)
Aulacorthum aphids: Aulacorthum ibotum (brown-blotched privet aphid); Aulacorthum linderae (blood orange-blotched lindera aphid); Aulacorthum muradachi (crimson-stained lindera aphid); Aulacorthum palustre (wax-banded daisy aphid); Aulacorthum solani (glasshouse potato aphid, foxglove aphid)
B
Baizongia aphids: Baizongia pistaciae (Pistacia horn-gall aphid)
Betacallis aphids: Betacallis alnicolens (wax-spotted green alder aphid)
Betulaphis aphids (small birch-aphids): Betulaphis quadrituberculata (small downy-birch aphid)
Brachycorynella aphids: Brachycorynella asparagi (European asparagus aphid)
Brachycaudus aphids: Brachycaudus aconiti (black monkshood aphid); Brachycaudus amygdalinus (short-tailed almond aphid); Brachycaudus bicolor (hound's tongue aphid); Brachycaudus cardui (plum -- thistle aphid); Brachycaudus helichrysi (leaf-curling plum aphid); Brachycaudus linariae (toadflax aphid); Brachycaudus lateralis (short-haired thistle aphid); Brachycaudus lucifugus (short-tailed plantain aphid); Brachycaudus lychnidis species-group (campion aphids); Brachycaudus malvae (mallow aphid); Brachycaudus napelli (crimson-tipped monkshood aphid); Brachycaudus persicae (black peach-aphids); Brachycaudus prunicola (black-barred plum aphid); Brachycaudus prunifex (black-backed sloe aphid); Brachycaudus schwartzi (peach curl aphid); Brachycaudus tragopogonis (goats-beard aphid)
Brachycolus aphids: Brachycolus cerastii (mouse-ear gall aphid); Brachycolus cucubali (campion leafroll aphid); Brachycolus stellariae stitchwort (leafroll aphid)
Brachysiphoniella aphids: Brachysiphoniella montana (waxy grass aphid)
Brachyunguis aphids: Brachyunguis bonnevillensis (frosty greasewood aphid); Brachyunguis harmalae (wild rue aphid); Brachyunguis tamaricis (common tamarisk aphid)
Braggia aphids: Braggia columbiana (arrowleaf buckwheat aphid); Braggia deserticola (Californian buckwheat aphid); Braggia eriogoni (reticulated buckwheat aphid); Braggia longicauda (woolly buckwheat aphid); Braggia urovaneta (crispleaf buckwheat aphid)
Brevicoryne aphids: Brevicoryne brassicae (mealy cabbage aphid)
C
Calaphis aphids: Calaphis betulaecolens (common American birch aphid); Calaphis betulella (streaked river birch aphid); Calaphis betulicola (black-tipped dark-veined birch aphid); Calaphis flava (yellow dark-veined birch aphid); Calaphis leonardi (gray-birch aphid); Calaphis magnoliae (dark-veined magnolia aphid); Calaphis neobetulella (blotched river birch aphid)
Callipterinella aphids: Callipterinella calliptera (black-banded birch-aphid); Callipterinella minutissima (birch catkin aphid); Callipterinella tuberculata (red-banded birch-aphid)
Capitophorus aphids: Capitophorus carduinus (green thistle aphid); Capitophorus elaeagni (common oleaster aphid); Capitophorus hippophaes (polygonum aphid); Capitophorus shepherdiae (buffaloberry oleaster aphid); Capitophorus similis (buckthorn -- butterbur aphid)
Caricosipha aphids: Caricosipha paniculatae (stalk-eyed sedge aphid)
Carolinaia aphids: Carolinaia rhois (sumac -- grass aphid, Monell's sumach aphid)
Catamergus aphids: Catamergus fulvae (waxy impatiens-aphid); Catamergus kickapoo (pellucid Solomon's-seal aphid)
Cavariella aphids: Cavariella aegopodii (willow -- carrot aphid); Cavariella araliae (Chinese angelica aphid); Cavariella archangelicae (willow -- angelica aphid); Cavariella konoi (spotted willow -- angelica aphid); Cavariella pastinacae (willow -- umbellifer aphid); Cavariella theobaldi (willow -- parsnip aphid)
Cedoaphis aphids: Cedoaphis incognita (green snowberry aphid)
Cerataphis aphids: Cerataphis brasiliensis (palm aphid); Cerataphis orchidearum (fringed orchid aphid)
Ceratoglyphina aphids: Ceratoglyphina roepkei (dreadlocks gall aphid); Ceratoglyphina styracicola (cauliflower-gall aphid)
Ceratovacuna aphids: Ceratovacuna lanigera (sugarcane woolly aphid); Ceratovacuna nekoashi (cat's paw gall aphid); Ceratovacuna perglandulosa (multigland woolly aphid)
Ceruraphis aphids: Ceruraphis eriophori (wayfaring-tree -- sedge aphid)
Cervaphis aphids: Cervaphis rappardi (bristly cocoa aphid)
Chaetosiphon aphids: Chaetosiphon fragaefolii (strawberry aphid, small green rose aphid); Chaetosiphon hottesi (sticky cinquefoil aphid); Chaetosiphon potentillae (silverweed aphid); Chaetosiphon tetrarhodum (hairy rose aphid, small green rose aphid); Chaetosiphon thomasi (American hairy rose aphid)
Chaitophorus aphids: Chaitophorus capreae (pale sallow-leaf aphid); Chaitophorus horii beuthani (pale willow leaf aphid); Chaitophorus leucomelas (black-poplar leaf aphid); Chaitophorus neglectus (dark-striped aspen aphid); Chaitophorus nigrae (pale-streaked willow aphid); Chaitophorus nigricentrus (dark-centred willow aphid); Chaitophorus nudus (poplar stem aphid); Chaitophorus pallipes (black and yellow willow aphid); Chaitophorus populeti (poplar-shoot aphid); Chaitophorus populialbae (poplar-leaf aphid); Chaitophorus populicola (American poplar leaf aphid); Chaitophorus ramicola (sallow-stem aphid); Chaitophorus salicti (sallow leaf-vein Aphid); Chaitophorus salijaponicus niger (dark willow leaf aphid); Chaitophorus stevensis (speckled poplar aphid); Chaitophorus tremulae (aspen-leaf aphid); Chaitophorus truncatus (green willow-leaf aphid); Chaitophorus viminalis (small black and green willow aphid); Chaitophorus viminicola (dusky long-haired willow aphid); Chaitophorus vitellinae (willow stem aphid)
Chromaphis aphids: Chromaphis juglandicola (small walnut-aphid)
Cinara aphids: Cinara acutirostris (Corsican-pine aphid); Cinara anelia (single-leaf pinyon-pine aphid); Cinara apini (spotted short-haired limber pine aphid); Cinara brauni (pine-shoot aphid); Cinara cedri (large cedar aphid); Cinara confinis (black-stem aphid); Cinara costata (mealy spruce-aphid); Cinara cuneomaculata (brown larch-aphid); Cinara cupressi (cypress aphid); Cinara curvipes (bow-legged fir-aphid); Cinara edulis (common pinyon-pine aphid); Cinara fresai (American juniper aphid); Cinara fornacula (large green spruce-aphid); Cinara hottesi (blue-black spruce-aphid); Cinara hyperophila (waxy dark pine aphid); Cinara kochiana (giant larch-aphid); Cinara juniperi (juniper aphid); Cinara laportei (brown cedar-aphid); Cinara laricis (speckled larch-aphid); Cinara laricifex (black larch-aphid); Cinara maghrebica (Maghreb-pine aphid); Cinara mordvilkoi (shiny juniper aphid); Cinara nigritergi (black-backed pine aphid); Cinara nuda (shiny pine-aphid); Cinara obscura (dark spruce stem aphid); Cinara oregonensis (pine cone aphid); Cinara pectinatae (green-striped fir-aphid); Cinara pergandei (globose pine-aphid); Cinara piceae (black spruce-bark aphid); Cinara piceicola (green-striped spruce-aphid); Cinara pilicornis (spruce-shoot aphid); Cinara pinea (large pine-aphid); Cinara pini (Scots-pine aphid); Cinara pinihabitans (hairy pine aphid); Cinara pruinosa (wax-bordered spruce-aphid); Cinara pulverulens (powdery juniper aphid); Cinara schimitscheki (mealy pine-aphid); Cinara smolandiae (giant juniper-aphid); Cinara strobi (white pine-aphid); Cinara tujafilina (Cypress pine aphid)
Clethrobius aphids: Clethrobius comes (brown hairy birch-aphid)
Clypeoaphis aphids: Clypeoaphis suaedae (sea-blite aphid)
Colopha aphids: Colopha compressa (elm cockscomb gall aphid - Europe); Colopha graminis (elm--cutgrass cockscomb aphid, elm cockscomb gall aphid - US)
Coloradoa aphids: Coloradoa achilleae (small yarrow-aphid); Coloradoa bournieri (cotton-lavender aphid); Coloradoa rufomaculata (green chrysanthemum aphid); Coloradoa tanacetina (tansy leaf aphid)
Corylobium aphids: Corylobium avellanae (large hazel-aphid)
Cryptaphis aphids: Cryptaphis poae (bristly cryptic grass aphid)
Cryptomyzus aphids: Cryptomyzus alboapicalis (white dead-nettle aphid); Cryptomyzus ballotae (hairy horehound aphid); Cryptomyzus galeopsidis (European blackcurrant-nettle aphid); Cryptomyzus korschelti (woundwort aphid); Cryptomyzus maudamanti (yellow-archangel aphid); Cryptomyzus ribis (red-currant aphid)
Cryptosiphum aphids: Cryptosiphum artemisiae (mugwort-gall aphid)
Crypturaphis aphids: Crypturaphis grassi (Italian-alder aphid)
Ctenocallis aphids: Ctenocallis setosa (broom hedgehog aphid)
D
Daktulosphaira aphids: Daktulosphaira vitifoliae (grape phylloxera)
Decorosiphon aphids: Decorosiphon corynothrix (long-haired moss aphid)
Delphiniobium aphids: Delphiniobium junackianum (monkshood-aphid)
Diuraphis aphids: Diuraphis frequens (couch grass aphid); Diuraphis mexicana (brome grass aphid); Diuraphis noxia (Russian wheat aphid); Diuraphis tritici (western wheatgrass aphid)
Drepanaphis aphids: Drepanaphis acerifoliae (painted maple-aphid); Drepanaphis carolinensis (Carolina painted maple aphid); Drepanaphis idahoensis (Idaho painted maple aphid); Drepanaphis keshenae (spiked maple aphid); Drepanaphis monelli (white woolly buckeye aphid
Drepanosiphum aphids: Drepanosiphum acerinum (sapling sycamore-aphid); Drepanosiphum aceris (scarce maple-aphid); Drepanosiphum oregonensis (dark-streaked maple aphid); Drepanosiphum platanoidis (common sycamore-aphid)
Dysaphis aphids: Dysaphis angelicae (hawthorn -- angelica aphid); Dysaphis apiifolia (hawthorn -- parsley aphid); Dysaphis aucupariae (wild service aphid); Dysaphis bonomii (parsnip mealy gall-aphid); Dysaphis crataegi (hawthorn -- carrot aphid); Dysaphis crithmi (rock samphire aphid); Dysaphis devecta species group (rosy leaf-curling apple aphids); Dysaphis gallica (ivy-leaved toadflax aphid); Dysaphis hirsutissima (hairy mealy root-aphid); Dysaphis lappae (burdock mealy root-aphid); Dysaphis lauberti (hawthorn -- hogweed root-aphid); Dysaphis newskyi (hogweed mealy root-aphid); Dysaphis pyri (pear -- bedstraw aphid); Dysaphis plantaginea (rosy apple-aphid); Dysaphis radicola (apple -- dock gall-aphid); Dysaphis ranunculi (hawthorn -- buttercup aphid); Dysaphis sorbi (rowan aphid); Dysaphis tulipae (tulip-bulb aphid)
E
Elatobium aphids: Elatobium abietinum (green spruce-aphid)
Eomacrosiphon aphids: Eomacrosiphon nigromaculosum (black-and-red rose aphid)
Epameibaphis aphids: Epameibaphis atricornis (dark knobbed-cornicle aphid)
Ephedraphis aphids: Ephedraphis ephedrae (joint pine aphid)
Ericaphis aphids: Ericaphis ericae (cross-leaved heath aphid); Ericaphis gentneri (western green hawthorn aphid); Ericaphis scammelli (blueberry aphid); Ericaphis wakibae (western rose aphid)
Eriosoma aphids: Eriosoma americanum (woolly elm-aphid); Eriosoma lanigerum (woolly apple-aphid); Eriosoma lanuginosum (elm balloon-gall aphid); Eriosoma ulmi (elm -- currant aphid)
Essigella aphids: Essigella californica (Monterey-pine needle aphid)
Eucallipterus aphids: Eucallipterus tiliae (common lime-aphid)
Eucarazzia aphids: Eucarazzia elegans (mediterranean mint-aphid)
Euceraphis aphids: Euceraphis betulae (silver-birch aphid); Euceraphis gillettei (American alder aphid); Euceraphis papyrifericola (paper-birch aphid); Euceraphis punctipennis (downy-birch aphid)
Eulachnus aphids: Eulachnus agilis (spotted-green pine-needle aphid); Eulachnus brevipilosus (light-green pine-needle aphid); Eulachnus rileyi (active grey pine-needle aphid)
Euthoracaphis aphids: Euthoracaphis umbellulariae (California laurel aphid)
F
Flabellomicrosiphum aphids: Flabellomicrosiphum knowltoni (dark-legged frosted aphid); Flabellomicrosiphum tridentatae (pale-legged frosted aphid)
Forda aphids: Forda formicaria (grass-root aphid); Forda marginata (crusty pistachio -- grass-root aphid)
G
Geoica aphids: Geoica setulosa (hairy-tailed pistachio -- grass-root aphid); Geoica utricularia (short-haired pistachio -- grass-root aphid)
Glyphina aphids: Glyphina betulae (green birch-thelaxid); Glyphina pseudoschrankiana (brown birch-thelaxid)
Greenidea aphids: Greenidea artocarpi (jackfruit aphid); Greenidea ficicola (hairy-tailed fig aphid); Greenidea psidii (hairy-tailed guava aphid)
Grylloprociphilus aphids: Grylloprociphilus imbricator (beech blight aphid)
Gypsoaphis aphids: Gypsoaphis oestlundi woolly honeysuckle aphid)
H
Hayhurstia aphids: Hayhurstia atriplicis (chenopodium aphid)
Hamamelistes aphids: Hamamelistes betulinus (birch blister-aphid); Hamamelistes spinosus (spiny witchhazel gall aphid)
Hannabura aphids: Hannabura alnosa (orange-bordered alder aphid)
Hoplocallis aphids: Hoplocallis picta (painted holm-oak aphid)
Hoplochaitophorus aphids: Hoplochaitophorus quercicola (spiny oakleaf aphid)
Hormaphis aphids: Hormaphis hamamelidis, Hormaphis cornu (Hormaphis hamamelidis sp. gp., witch-hazel cone gall aphid)
Hyadaphis aphids: Hyadaphis coriandri (coriander aphid); Hyadaphis foeniculi (fly-honeysuckle aphid); Hyadaphis passerinii (honeysuckle aphid); Hyadaphis tataricae (taterian honeysuckle aphid)
Hyalopteroides aphids: Hyalopteroides humilis (cocksfoot -- grass aphid)
Hyalopterus aphids: Hyalopterus pruni (mealy plum-aphid)
Hyperomyzus aphids: Hyperomyzus carduellinus (Asian sowthistle aphid); Hyperomyzus lactucae (blackcurrant -- sowthistle aphid); Hyperomyzus lampsanae (nipplewort aphid); Hyperomyzus pallidus (gooseberry -- sowthistle aphid); Hyperomyzus picridis (Oxtongue aphid); Hyperomyzus rhinanthi (currant -- yellow rattle aphid)
Hysteroneura aphids: Hysteroneura setariae (rusty plum aphid)
I
Idiopterus aphids: Idiopterus nephrelepidis (black fern-aphid)
Illinoia aphids: Illinoia ceanothi (ceanothus leaf aphid); Illinoia corylina (dark-tipped green hazelnut aphid); Illinoia crystleae (pale-streaked honeysuckle aphid); Illinoia goldmaryae (bright green daisy aphid); Illinoia lambersi (rhododendron aphid); Illinoia liriodendri (tulip-tree aphid); Illinoia macgillivrayae (Macgillivray's meadowsweet aphid); Illinoia maxima (green-striped thimbleberry aphid); Illinoia menziesiae (rusty menziesia aphid); Illinoia morrisoni (sequoia aphid); Illinoia pepperi (eastern blueberry aphid); Illinoia richardsi (pale pearly everlasting aphid); Illinoia rubicola (spot-winged raspberry aphid); Illinoia spiraecola (varicoloured spirea aphid); Illinoia thalictri (western meadow rue aphid)
Indomegoura aphids: Indomegoura indica (waxed orange aphid)
Impatientinum aphids: Impatientinum asiaticum (Asian balsam aphid)
Ipuka aphids: Ipuka dispersum (tasselflower aphid)
Israelaphis aphids: Israelaphis carmini (mediterranean grass aphid)
Iziphya aphids: Iziphya bufo (jumping toad aphid)
J
Jacksonia aphids: Jacksonia papillata (olive-brown grass aphid)
K
Kaltenbachiella aphids: Kaltenbachiella pallida (elm -- mint leaf-base gall aphid)
L
Lachnochaitophorus aphids: Lachnochaitophorus querceus (shiny brown oak aphid)
Lachnus aphids: Lachnus longirostris (scarce variegated oak-aphid); Lachnus pallipes (variegated beech-aphid); Lachnus roboris (variegated variegated oak-aphid); Lachnus tropicalis (great chestnut aphid)
Laingia aphids: Laingia psammae (marram-flower aphid)
Linosiphon aphids: Linosiphon galiophagum (green bedstraw-aphid)
Liosomaphis aphids: Liosomaphis berberidis (barberry aphid)
Lipaphis aphids: Lipaphis alliariae (garlic-mustard aphid); Lipaphis erysimi (mustard -- turnip aphid); Lipaphis pseudobrassicae (turnip aphid)
Longistigma aphids: Longistigma caryae (giant bark aphid)
Longicaudus aphids: Longicaudus trirhodus (rose -- columbine aphid)
M
Macchiatiella aphids: Macchiatiella itadori (tiger aphid)
Macrosiphoniella aphids: Macrosiphoniella absinthii (absinthe aphid); Macrosiphoniella artemisiae (mugwort aphid); Macrosiphoniella asteris (bronze sea-aster aphid); Macrosiphoniella frigidivora (green sagebrush aphid); Macrosiphoniella glabra (shining green tarragon aphid); Macrosiphoniella ludovicianae (white sage aphid); Macrosiphoniella millefolii (yarrow aphid); Macrosiphoniella oblonga (slender mugwort-aphid); Macrosiphoniella persequens (pale green tansy aphid); Macrosiphoniella pulvera (powdered sea wormwood aphid); Macrosiphoniella sanborni (large chrysanthemum-aphid); Macrosiphoniella sejuncta (large mottled yarrow-aphid); Macrosiphoniella subterranea (masked oxeye-aphid); Macrosiphoniella sunshine (Oregon sunshine aphid); Macrosiphoniella tanacetaria (tansy aphid); Macrosiphoniella tapuskae (large green yarrow aphid); Macrosiphoniella usquertensis (masked yarrow aphid); Macrosiphoniella yomogicola (Japanese mugwort aphid, mugwort princess aphid)
Macrosiphum aphids: Macrosiphum albifrons (lupin aphid); Macrosiphum badium (false Solomon's-seal aphid); Macrosiphum californicum (California willow aphid); Macrosiphum cholodkovskyi (meadowsweet aphid); Macrosiphum clydesmithi (slender-cornicled oceanspray-fern aphid); Macrosiphum coryli (American hazelnut aphid); Macrosiphum creelii (western vetch aphid); Macrosiphum daphnidis =Macrosiphum daphinidis (daphne aphid); Macrosiphum dewsler (prairie flax aphid); Macrosiphum equiseti (common horsetail aphid); Macrosiphum euphorbiae (potato aphid); Macrosiphum euphorbiellum =Macrosiphum amygdaloides (euphorbia aphid); Macrosiphum funestum (blackberry aphid); Macrosiphum gaurae (beeblossom aphid); Macrosiphum gei (herb-Bennet aphid); Macrosiphum hellebori (hellebore aphid); Macrosiphum impatientis (green jewelweed aphid); Macrosiphum lilii (purple-spotted lily aphid); Macrosiphum manitobense (Manitoba dogwood aphid); Macrosiphum mentzeliae (blazingstar aphid); Macrosiphum olmsteadi (northern green aster aphid); Macrosiphum opportunisticum (opportunistic huckleberry aphid); Macrosiphum oregonense (western skunk-cabbage aphid); Macrosiphum osmaroniae (osoberry-fern aphid); Macrosiphum pallidum (pink wild rose aphid); Macrosiphum parvifolii (waxy red-huckleberry aphid); Macrosiphum pseudocoryli (American hophornbeam aphid); Macrosiphum ptericolens (bracken aphid); Macrosiphum rhamni (buckthorn-fern aphid); Macrosiphum rosae (rose aphid); Macrosiphum rudbeckiarum (Cockerell's green goldenglow aphid); Macrosiphum salviae (black sage aphid); Macrosiphum stanleyi (spindly elderberry aphid); Macrosiphum stellariae (chickweed aphid); Macrosiphum tinctum (green willowherb aphid); Macrosiphum tuberculaceps (sweet-after-death aphid); Macrosiphum valerianae (crimson highland aphid); Macrosiphum vancouveriae (inside-out-flower aphid); Macrosiphum violae (pioneer violet aphid); Macrosiphum walkeri (oceanspray-fern aphid); Macrosiphum weberi (devil's-bit aphid); Macrosiphum willamettense (spindly spirea aphid); Macrosiphum wilsoni (fairybells aphid); Macrosiphum zionense (resplendent lupin aphid)
Maculolachnus aphids: Maculolachnus submacula (rose-stem aphid)
Matsumuraja aphids: Matsumuraja rubifoliae (asian raspberry aphid)
Megoura aphids: Megoura crassicauda (Japanese vetch aphid); Megoura viciae (vetch aphid)
Megourella aphids: Megourella purpurea (spotted vetch aphid); Megourella tribulis (dark spotted vetch aphid)
Melanaphis aphids: Melanaphis bambusae (waxy bamboo aphid); Melanaphis donacis (giant reed aphid); Melanaphis pyraria (pear -- grass aphid); Melanaphis sacchari species group (sugarcane aphid) Melanaphis sacchari & Melanaphis sorghi
Melaphis aphids: Melaphis rhois species group Melaphis rhois & Melaphis asafitchi (Staghorn sumac aphids)
Mesocallis aphids: Mesocallis pteleae (hippopotamus aphid); Mesocallis sawashibae (pale-fronted hazel aphid)
Metopeurum aphids: Metopeurum fuscoviride (pink tansy aphid)
Metopolophium aphids: Metopolophium albidum (false oat-grass aphid); Metopolophium dirhodum (rose -- grain aphid)
Microlophium aphids: Microlophium carnosum (common nettle-aphid)
Microparsus aphids: Microparsus variabilis (desmodium aphid)
Microsiphoniella aphids: Microsiphoniella acophorum (brownish-black microsiphon aphid)
Mimeuria aphids: Mimeuria ulmiphila (maple leaf-nest aphid)
Mindarus aphids: Mindarus abietinus (balsam twig-aphid); Mindarus obliquus (waxy spruce aphid)
Mollitrichosiphum aphids: Mollitrichosiphum nigrum (black hairy-tailed aphid)
Monaphis aphids: Monaphis antennata (solitary birch-aphid)
Monellia aphids: Monellia caryella (blackmargined aphid, blackmargined pecan aphid); Monellia microsetosa (orange-spotted hickory aphid)
Monelliopsis aphids: Monelliopsis caryae (American walnut aphid); Monelliopsis pecanis (yellow pecan aphid)
Mordwilkoja aphids: Mordwilkoja vagabunda (poplar vagabond aphid)
Muscaphis aphids: Muscaphis cuspidati = Muscaphis cuspidata (pointed spear-moss aphid); Muscaphis escherichi (rusty moss aphid)
Myzaphis aphids: Myzaphis bucktoni (brown-lined rose-aphid); Myzaphis rosarum (lesser rose-aphid)
Myzocallis aphids: Myzocallis asclepiadis (common milkweed aphid); Myzocallis bella (eastern dark-legged_oak aphid); Myzocallis boerneri (turkey-oak aphid); Myzocallis castaneae (chestnut gay louse); Myzocallis carpini (hornbeam aphid); Myzocallis castanicola (sweet-chestnut aphid); Myzocallis coryli (hazel aphid); Myzocallis discolor (eastern dusky-winged oak aphid); Myzocallis granovskyi (longtailed oak aphid); Myzocallis myricae (bog myrtle aphid); Myzocallis meridionalis (hamburger oak aphid); Myzocallis punctata (regular oak aphid); Myzocallis schreiberi (holm-oak aphid); Myzocallis tuberculata (tuberculate oak aphid); Myzocallis walshii (black-bordered oak aphid)
Myzodium aphids: Myzodium mimulicola (orange-tinged monkeyflower aphid); Myzodium modestum (dark brown moss aphid)
Myzus aphids: Myzus ajugae (bugle pseudogall aphid); Myzus antirrhinii (snapdragon aphid); Myzus ascalonicus (shallot aphid); Myzus cerasi (black-cherry aphid); Myzus certus (pinks aphid); Myzus cymbalariae (cymbalaria aphid); Myzus hemerocallis (day lily aphid); Myzus langei (bedstraw witches-broom aphid); Myzus ligustri (privet aphid); Myzus linariae (toadflax flower aphid); Myzus lythri (purple loosestrife aphid); Myzus ornatus (ornate aphid, violet aphid); Myzus persicae (peach -- potato aphid); Myzus philadelphi (striped hydrangea aphid); Myzus varians (peach -- clematis aphid)
N
Nasonovia aphids: Nasonovia aquilegiae (dark-spot columbine aphid); Nasonovia compositellae (black-backed daisy-aphid); Nasonovia crenicorna (hairy-cornicled geranium aphid); Nasonovia cynosbati (dogberry aphid); Nasonovia davidsoni (black-backed coralbell aphid); Nasonovia grossa (black-backed currant aphid); Nasonovia houghtonensis (gooseberry witch-broom aphid); Nasonovia pilosellae (hawkweed aphid); Nasonovia ribisnigri (currant -- lettuce aphid); Nasonovia wahinkae (varicolored aconite aphid); Nasonovia williamsi (leafcurl cinquefoil aphid)
Nearctaphis aphids: Nearctaphis bakeri (short-beaked clover-aphid); Nearctaphis sensoriata (dark serviceberry aphid)
Neomyzus aphids: Neomyzus circumflexus =Aulacorthum circumflexum (crescent-marked lily-aphid)
Neonipponaphis aphids: Neonipponaphis pustulosis (tianzhu chinquapin_aphid); Neonipponaphis shiiae (Japanese chinquapin aphid)
Neophyllaphis aphids: Neophyllaphis totarae (totara aphid); Neophyllaphis varicolor (varicolored podocarp aphid)
Neoprociphilus aphids: Neoprociphilus aceris (woolly maple aphid)
Neosymydobius aphids: Neosymydobius albasiphus (white-cornicled oak aphid); Neosymydobius paucisetosus (red-headed brown oak aphid)
Neotoxoptera aphids: Neotoxoptera formosana (onion aphid)
O
Oestlundiella aphids: Oestlundiella flava (woolly-legged alder aphid)
Ovatomyzus aphids: Ovatomyzus boraginacearum (alkanet aphid); Ovatomyzus chamaedrys (woodsage leaf aphid)
Ovatus aphids: Ovatus crataegarius (hawthorn -- mint aphid); Ovatus insitus (hawthorn -- gypsywort aphid); Ovatus inulae (fleabane aphid); Ovatus mentharius (mint aphid)
P
Pachypappa aphids: Pachypappa pseudobyrsa (poplar leaf-purse aphid); Pachypappa tremulae (aspen -- spruce aphid); Pachypappa warshavensis (poplar leaf-nest-gall aphid)
Paczoskia aphids: Paczoskia obtecta (horned knapweed aphid)
Panaphis aphids: Panaphis juglandis (large walnut-aphid)
Paracolopha aphids: Paracolopha morrisoni (zelkova-gall -- bamboo-root aphid)
Paracletus aphids: Paracletus cimiciformis (vampire pistachio-grass root aphid)
Paramyzus aphids: Paramyzus heraclei (pale hogweed-aphid)
Patchiella aphids: Patchiella kolokasia (Japanese lime -- taro aphid); Patchiella reaumuri (lime leaf-nest -- taro-root aphid)
Pemphigus aphids: Pemphigus bursarius (poplar -- lettuce aphid); Pemphigus gairi (poplar pouch-gall aphid); Pemphigus immunis (poplar -- spurge gall aphid); Pemphigus obesinymphae (cherubic poplar petiole gall aphid); Pemphigus populi (club-shaped poplar-gall aphid); Pemphigus populicaulis (poplar leaf-base gall aphid); Pemphigus populiglobuli (poplar bullet gall aphid); Pemphigus populinigrae (poplar -- cudweed pouch-gall aphid); Pemphigus populitransversus (poplar petiole gall aphid, cabbage root aphid); Pemphigus protospirae (poplar polyspiral-gall aphid); Pemphigus spyrothecae (poplar spiral-gall aphid); Pemphigus trehernei (sea aster root aphid); Pemphigus vesicarius (tubular poplar-gall aphid)
Pentalonia aphids: Pentalonia nigronervosa (banana aphid)
Periphyllus aphids: Periphyllus acericola (sycamore periphyllus-aphid); Periphyllus aceris (maple periphyllus-aphid); Periphyllus californiensis (Californian maple-aphid); Periphyllus hirticornis (green maple-periphyllus-aphid); Periphyllus lyropictus (Norway maple periphyllus aphid); Periphyllus obscurus (dark periphyllus aphid); Periphyllus negundinis (boxelder aphid, Puceron de l'érable négondo); Periphyllus testudinaceus (common periphyllus-aphid); Periphyllus venetianus (marbled green maple aphid)
Phorodon aphids: Phorodon cannabis (hemp aphid); Phorodon humuli (damson -- hop aphid); Phorodon humulifoliae (oriental hop aphid)
Phyllaphis aphids: Phyllaphis fagi (woolly beech-aphid); Phyllaphis grandifoliae (American woolly beech-aphid)
Phyllaphoides aphids: Phyllaphoides bambusicola (cottony-whiskered bamboo aphid)
Phylloxera aphids: Phylloxera caryaecaulis (hickory leaf stem gall aphid); Phylloxera glabra (oak-leaf phylloxera)
Pineus aphids: Pineus orientalis (spruce -- pine woolly adelgid); Pineus pini (pine woolly-aphid, Scots-pine adelgid); Pineus strobi (pine bark adelgid, Weymouth pine adelgid)
Pleotrichophorus aphids: Pleotrichophorus chrysanthemi (bristly chrysanthemum aphid); Pleotrichophorus glandulosus (bristly mugwort aphid); Pleotrichophorus gnaphalodes (frosted sagebrush aphid); Pleotrichophorus oestlundi (frosted rabbitbrush aphid); Pleotrichophorus pseudoglandulosus (western bristly mugwort aphid); Pleotrichophorus quadritrichus (dark-tailed sagebrush aphid); Pleotrichophorus stroudi (Stroud's rabbitbrush aphid)
Plocamaphis aphids: Plocamaphis flocculosa (large waxy willow-aphid)
Prociphilus aphids: Prociphilus bumeliae and Prociphilus fraxini (ash leaf-nest aphids); Prociphilus caryae (apple -- pine-root aphid); Prociphilus fraxinifolii (leafcurl ash aphid); Prociphilus osmanthae (osmanthus gall aphid); Prociphilus pini (hawthorn -- pine-root aphid); Prociphilus tessellatus (woolly alder aphid); Prociphilus xylostei (Eurasian woolly honeysuckle aphid)
Protaphis aphids: Protaphis carlinae (carline thistle-rosette aphid); Protaphis middletonii (corn root aphid); Protaphis terricola sp. grp. (thistle-rosette aphid)
Protopterocallis aphids: Protopterocallis gigantea (red-stained hickory aphid)
Protrama aphids: Protrama radicis (thistle-root aphid, daisy-root aphid); Protrama ranunculi (buttercup-root aphid)
Pseudacaudella aphids: Pseudacaudella rubida (chilled-out moss aphid)
Pseudasiphonaphis aphids: Pseudasiphonaphis corni (waxy dogwood aphid)
Pseudoregma aphids: Pseudoregma bambucicola (bamboo woolly aphid); Pseudoregma carolinensis (southern bamboo woolly aphid); Pseudoregma panicola (grass soldier aphid); Pseudoregma sundanica (snowbell-ginger soldier aphid)
Pterocallis aphids: Pterocallis alni (common alder-aphid); Pterocallis alnifoliae (speckled-alder aphid); Pterocallis maculata (green-barred alder-aphid); Pterocallis nigrostriata (black-lined alder aphid)
Pterochloroides aphids: Pterochloroides persicae (black peach-aphid)
Pterocomma aphids: Pterocomma bicolor (reddish-brown willow bark aphid); Pterocomma pilosum (willow-bark aphid); Pterocomma populeum (poplar-bark aphid); Pterocomma populifoliae (grey-pink poplar bark aphid); Pterocomma rufipes (rufous willow-bark aphid); Pterocomma salicis (black willow-bark aphid); Pterocomma smithiae (black willow aphid); Pterocomma tremulae (aspen-bark aphid)
R
Reticulaphis aphids: Reticulaphis foveolatae (Nepal-fig scale aphid); Reticulaphis rotifera (fan-haired scale aphid)
Rhopalomyzus aphids: Rhopalomyzus lonicerae (honeysuckle -- grass aphid)
Rhopalosiphoninus aphids: Rhopalosiphoninus calthae (marsh-marigold aphid); Rhopalosiphoninus deutzifoliae (deutzia aphid); Rhopalosiphoninus latysiphon (bulb-and-potato aphid); Rhopalosiphoninus ribesinus (currant-stem aphid); Rhopalosiphoninus staphyleae (mangold aphid)
Rhopalosiphum aphids: Rhopalosiphum enigmae (American cattail aphid); Rhopalosiphum oxyacanthae = Rhopalosiphum insertum (apple -- grass aphid); Rhopalosiphum maidis (corn leaf aphid); Rhopalosiphum nymphaeae (water-lily aphid); Rhopalosiphum padi (birdcherry-oat aphid); Rhopalosiphum rufiabdominale =Rhopalosiphum rufiabdominalis (rice root aphid, red rice root aphid)
Roepkea aphids: Roepkea marchali (leaf-roll plum aphid)
S
Sanbornia aphids: Sanbornia juniperi (humpback juniper aphid)
Sarucallis aphids: Sarucallis kahawaluokalani (crape myrtle aphid)
Schizaphis aphids: Schizaphis agrostis (bent-grass aphid); Schizaphis graminum (greenbug aphid); Schizaphis holci (holcus grass aphid); Schizaphis scirpi (bulrush aphid); Schizaphis wahlgreni (pale-tailed sedge aphid)
Schizolachnus aphids: Schizolachnus obscurus (waxy brown pine-needle aphid); Schizolachnus pineti (grey waxy pine-needle aphid)
Schlechtendalia aphids: Schlechtendalia chinensis (horned gall aphid)
Schoutedenia aphids: Schoutedenia emblica (Indian gooseberry aphid); Schoutedenia ralumensis (two-tailed euphorb aphid)
Semiaphis aphids: Semiaphis dauci (waxy carrot aphid); Semiaphis horvathi (short-cornicled hogs-fennel aphid)
Sensoriaphis aphids: Sensoriaphis nothofagi (New Zealand beech aphid); Sensoriaphis tasmaniae (Tasmanian beech aphid)
Shivaphis aphids: Shivaphis celti (Asian woolly hackberry aphid)
Sipha aphids: Sipha elegans (bristly olive grass-aphid); Sipha flava (yellow sugarcane aphid); Sipha maydis (bristly black grass-aphid)
Sitobion aphids: Sitobion avenae (English grain-aphid); Sitobion berkemiae (bear willow aphid); Sitobion fragariae (blackberry -- grass aphid); Sitobion luteum (yellow orchid aphid); Sitobion miscanthi (Indian grain aphid); Sitobion niwanistum (waxy tall bluebell aphid)
Smynthurodes aphids: Smynthurodes betae (bean root aphid, white cotton root aphid)
Staegeriella aphids: Staegeriella necopinata (bedstraw-shoot aphid)
Staticobium aphids: Staticobium staticis (sea-lavender aphid)
Stegophylla aphids: Stegophylla essigi (Californian woolly oak aphid)
Stomaphis aphids: Stomaphis graffii (giant maple-aphid); Stomaphis longirostris (giant aspen-aphid); Stomaphis quercus (giant oak-aphid); Stomaphis wojciechowskii (pale giant oak-aphid)
Subsaltusaphis aphids: Subsaltusaphis picta (painted-sedge aphid)
Symydobius aphids: Symydobius americanus (dark birch-aphid); Symydobius oblongus (shiny birch-aphid)
T
Takecallis aphids: Takecallis arundicolens (black-tailed bamboo-aphid); Takecallis arundinariae (black-spotted bamboo-aphid); Takecallis taiwana (bamboo-shoot aphid)
Tamalia aphids: Tamalia coweni (manzanita leafgall aphid)
Tetraneura aphids: Tetraneura nigriabdominalis (oriental grass-root aphid); Tetraneura ulmi (elm -- grass aphid)
Thecabius aphids: Thecabius affinis (poplar -- buttercup gall-aphid); Thecabius populimonilis (bead-like cottonwood gall aphid)
Thelaxes aphids: Thelaxes dryophila (common oak-thelaxid); Thelaxes suberi (southern oak-thelaxid)
Therioaphis aphids: Therioaphis ononidis (spotted restharrow aphid); Therioaphis riehmi (sweetclover aphid); Therioaphis tenera (dusky-spotted caragana aphid); Therioaphis trifolii (spotted alfalfa-aphid)
Thoracaphis aphids: Thoracaphis kashifolia (woolly oak scale aphid); Thoracaphis linderae (wax-crusted scale aphid)
Tinocallis aphids: Tinocallis nevskyi (pale Japanese elm aphid); Tinocallis platani (dark-shadowed elm aphid); Tinocallis saltans (spotted elm aphid); Tinocallis takachihoensis (Japanese elm aphid); Tinocallis ulmifolii (American elm-leaf aphid); Tinocallis ulmiparvifoliae (wax-spotted elm aphid)
Toxoptera aphids: Toxoptera aurantii (camellia aphid, black citrus-aphid)
Trama aphids: Trama caudata (garden root aphid); Trama maritima (coastal root-aphid); Trama rara (dandelion root aphid); Trama troglodytes (artichoke-tuber aphid)
Trichosiphonaphis aphids: Trichosiphonaphis polygonifoliae (Asian honeysuckle-knotgrass aphid)
Tubaphis aphids: Tubaphis ranunculina (yellow buttercup-aphid)
Tuberaphis aphids: Tuberaphis owadai (permanent coral gall aphid)
Tuberculatus aphids: Tuberculatus annulatus (common oak-aphid); Tuberculatus borealis (blue-green oak-aphid); Tuberculatus kuricola (chestnut spotted aphid); Tuberculatus neglectus (sessile oak aphid)
Tuberocephalus aphids: Tuberocephalus tsengi (oriental mugwort-aphid)
Tuberolachnus aphids: Tuberolachnus salignus (giant willow-aphid)
U
Uroleucon aphids: Uroleucon achilleae (red yarrow-aphid); Uroleucon aeneum (dark-tailed thistle-aphid); Uroleucon ambrosiae (brown ambrosia aphid); Uroleucon anomalae (New England aster aphid); Uroleucon breviscriptum (nondescript daisy aphid); Uroleucon caligatum (northern green goldenrod aphid); Uroleucon campanulae (harebell aphid); Uroleucon cichorii (large chicory-aphid); Uroleucon cirsii (large thistle-aphid); Uroleucon compositae (safflower aphid); Uroleucon erigeronense (large fleabane daisy aphid); Uroleucon eupatorifoliae (varicolored snakeroot aphid); Uroleucon formosanum (oriental lettuce aphid); Uroleucon grossum (large hawksbeard aphid); Uroleucon hypochoeridis (large cats-ear aphid); Uroleucon impatiensicolens (rufous jewelweed aphid); Uroleucon inulae (green sticky-fleabane aphid); Uroleucon jaceae (large knapweed-aphid); Uroleucon jaceicola (yellow-legged knapweed-aphid); Uroleucon leontodontis (large hawkbit-aphid); Uroleucon mierae (Andryala daisy aphid); Uroleucon montanivorum (mountain cornflower aphid); Uroleucon nigrotibium (dark-legged goldenrod aphid); Uroleucon nigrotuberculatum (red goldenrod aphid); Uroleucon obscuricaudatum (dusky-tailed sunflower aphid); Uroleucon obscurum (large hawkweed-aphid); Uroleucon picridis (large oxtongue-aphid); Uroleucon pilosellae (brown mouse-ear hawkweed aphid); Uroleucon pseudambrosiae (wild lettuce aphid); Uroleucon pulicariae (large fleabane aphid); Uroleucon rudbeckiae (goldenglow aphid); Uroleucon rurale (northern wingstem aphid); Uroleucon russellae (pearly everlasting aphid); Uroleucon solidaginis (goldenrod-aphid); Uroleucon sonchi (large sowthistle-aphid); Uroleucon tanaceti (crimson tansy-aphid); Uroleucon taraxaci (bronze-brown dandelion-aphid); Uroleucon telekiae (bronze oxeye aphid); Uroleucon verbesinae (bicolored frostweed aphid)
Utamphorophora aphids: Utamphorophora crataegi (four-spotted hawthorn aphid); Utamphorophora humboldti (American grass-leaf aphid)
V
Vesiculaphis aphids: Vesiculaphis caricis (vesicular azalea-sedge aphid); Vesiculaphis theobaldi (vesicular sedge aphid)
W
Wahlgreniella aphids: Wahlgreniella nervata (strawberry-tree aphid); Wahlgreniella vaccinii (cowberry aphid)
Yamatocallis aphids: Yamatocallis tokyoensis (cloudy-winged Japanese-maple aphid)

A B C D E F G H I J K L M N O P R S T U V W

Aphid higher taxa

Aphids by plant

Polyphagous aphids

Aphid predators:

Vertebrates

Chordata : Aves birds
Charadriiformes : Charadriidae: Vanellus indicus red-wattled lapwing
Passeriformes : Acrocephalidae: Acrocephalus schoenobaenus sedge warbler; Acrocephalus scirpaceous reed warbler
Passeriformes : Fringillidae: Spinus tristis American goldfinch
Passeriformes : Paridae: Cyanistes caeruleus Eurasian blue tit; Parus major great tit; Poecile atricapillus black-capped chickadee
Passeriformes : Parulidae: Oreothlypis peregrina Tennessee warbler; Setophaga coronata yellow-rumped warbler; Setophaga fusca Blackburnian warbler; Setophaga nigrescens black-throated gray warbler; Setophaga tigrina Cape May warbler
Passeriformes : Phylloscopidae: Phylloscopus collybita chiffchaff
Passeriformes : Sylviidae: Sylvia atricapilla blackcap; Sylvia cantillans species group subalpine warbler
Piciformes: Picidae: Dryobates pubescens downy woodpecker

Invertebrates

Coleoptera : Coccinellidae Ladybirds, ladybugs, ladybeetles: Adalia bipunctata 2-spot ladybird; Adalia decempunctata 10-spot ladybird; Anatis ocellata eyed ladybird; Anisosticta novemdecimpunctata water ladybird; Aphidecta obliterata larch ladybird; Calvia quattuordecimguttata cream-spot ladybird; Chilocorus bipustulatus heather ladybird; Chilocorus nigritus (= Chilocorus nigrita) Malaysian ladybird, armoured scale predator; Coccinella hieroglyphica hieroglyphic ladybird; Coccinella magnifica scarce seven-spot ladybird; Coccinella quinquepunctata five-spot ladybird; Coccinella septempunctata seven-spot ladybird; Coccinella undecimpunctata eleven-spot ladybird; Cryptolaemus montrouzieri mealybug ladybird; Exochomus quadripustulatus pine ladybird; Harmonia axyridis harlequin ladybird; Harmonia quadripunctata cream-streaked ladybird; Hippodamia variegata Adonis ladybird; Myrrha octodecimguttata eighteen-spot ladybird; Myzia oblongoguttata striped ladybird; Propylea quattuordecimpunctata (=Propylea quatuordecimpunctata) fourteen-spot ladybird; Scymnus frontalis two-spot hairy ladybird; Rodolia cardinalis Vedalia beetle
Hemiptera true bugs
Hemiptera : Anthocoridae: Anthocoris nemoralis; Anthocoris nemorum common flower bug, minute pirate bug
Hemiptera : Miridae: Atractotomus magnicornis; Atractotomus mali apple-brown bug; Blepharidopterus angulatus black-kneed capsid; Deraecoris lutescens = Deraeocoris punctulatus; Deraeocoris ruber red-spotted plant bug; Dicyphus pallidus; Dryophilocoris flavoquadrimaculatus four-spotted oak bug; Grypocoris stysi = Calocoris stysi; Harpocera thoracica oak catkin mirid bug; Heterotoma planicornis; Macrolophus pygmaeus & Macrolophus melanotoma; Miris striatus fine-streaked bugkin; Phylus coryli; Plagiognathus arbustorum; Psallus ambiguus; Psallus varians; Tupiocoris rhododendri rhododendron mirid
Hemiptera : Nabidae: Himacerus apterus tree damsel bug
Hemiptera : Reduviidae: Empicoris vagabundus common thread-legged assassin bug
Trombidiformes : Anystidae: Anystis baccarum whirligig mite

Issues in Aphid Biology:

November 2022 Where do Tuberolachnus salignus come from? Sex and the giant willow aphid mystery

October 2022 Polyphagous Aphids of the World: And what is a polyphagous aphid?

May 2022 The strange truth about Honeydew: From elixir to marrows and cess pits

December 2018 Aphid Eggs: Biology and Morphology

March 2016 Aphid Forms, Polymorphs, Morphs and Phenes

February 2016 Aphid Nymphs, Instars, Moults & Metamorphosis: Biology and Morphology

May 2015 Rare aphids and conservation: Why they are rare is important

February 2015 Invasive aphids: Is Europe being overrun with non-native pests?

January 2015(2) Mites parasitizing and predating aphids: Some less well known aphid natural enemies

January 2015(1) Saltmarsh aphids: Living in a hazardous but productive environment

November 2014 Colour in Aphids, Part 2: Cryptic coloration, crypsis versus aposematism, and colour polymorphism

October 2014 Colour in Aphids, Part 1: Aposematic / warning coloration

September 2014 Exotic conifer aphids at Bedgebury Pinetum, and a parasitoid species new to Britain

August 2014 Giant Willow Aphid (Tuberolachnus salignus): Have we solved one of its mysteries?

July 2014 Giant aphids of challenged trees: Are these rare giants due a comeback?

June 2014 Root aphids: A first look at the extraordinary life of aphids underground

Useful information on aphids:

Why hunt aphids

How to find aphids by hand

How to identify aphids from photos - the basics

Identifying aphids to genus from photos

Identify the most commonly seen British aphids

Identify common British aphids: A photographic guide

Rare aphids and conservation: Why they are rare is important

Aphid Eggs: Biology & Morphology

Aphid forms, polymorphs, morphs, phenes

Aphid Nymphs: Biology & Morphology

How we get the best ultra-macro-photographs of aphids from a DSLR (a digital single lens reflex camera)

The strange truth about Honeydew: From elixir to marrows and cess pits

Useful weblinks

British Aphid Checklist

Nearctic Aphid Checklist Plant-lice of North America: USA, Canada, Mexico & Greenland

Aphid hunters blog

Aphid blog mid-Jan 2014 Formica rufa and Cinara pinea active in January. Plus Elatobium abietinum colonies.

Aphid blog late-Jan 2014 Microlophium carnosum and Macrosiphum hellebori active in January. Plus Adelges cooleyi nymphs.

Aphid blog February 2014 Essigella californica, wood ants massing, Dysaphis gallica.

Aphid blog March 2014 Aphid fundatrices on maple, Periphyllus testudinaceus and Drepanosiphum on maple, Cinara pruinosa on spruce, polyphagous Myzus species, Aphis ballotae & parietariae.

Aphid blog April 2014 Lasius fuliginosus attending Pterocomma salicis, pilosum, invasive Periphyllus californiensis, Rhopalosiphum padi fundatrix, Cinara pilicornis, cupressi.

Aphid blog May 2014 Aphids and their natural enemies at Knepp Estate, Sussex.

Aphid blog March 2015 Aphid wildlife in springtime Britain: 2 invasives, + 1 minor pest & 1 important pest

In the field (2)

Arthropods of Medical or Veterinary Importance:

Critiques & controversies

Analysis re Wakefield & MMR; Analysis re organic farms & biodiversity; Is culling badgers how to control bovine tuberculosis?
Invasive species:: Foot-and-mouth disease virus; Schmallenberg Virus
Health and Rural Development:: Maasai Blessing Ceremony
Statistical issues:: Why we need a new approach; Problems with the normal approach; Displaying distributions Using R; Learning statistics Using R simulation

Statistics in biology

Statistical mistakes in biology : overview, statistics & designs, why errors matter, identifying & avoiding errors: Use & misuse, How to, Principles, properties & assumptions
Analytical surveys : cross-sectional studies, individual or group level, bias, odds ratio versus risk ratio: Use & misuse, How to, Principles, properties & assumptions
ANOVA for blocked designs : analysis of variance, randomized block, homogeneity of covariances, interaction between factors, Latin squares: Use & misuse, How to, Principles, properties & assumptions
Binomial and Poisson distributions : standard error of proportion and rate, assumptions, cluster sampling, pattern of dispersion, test of randomness: Use & misuse, How to, Principles, properties & assumptions
Binomial and related tests : binomial test, independence, sign test, McNemar's test, Cox and Stuart test for trend: Use & misuse, How to, Principles, properties & assumptions
Bootstrap confidence intervals : percentile-t, accelerated bias-correction, statistical independence, number of replications: Use & misuse, How to, Principles, properties & assumptions
Measures of validity for measurement variables : Bland Altman plot, calibration, regression, correlation: Use & misuse, How to, Principles, properties & assumptions
Case-control designs : cases incident or prevalent, fixed cohort or dynamic population, control selection, matching: Use & misuse, How to, Principles, properties & assumptions
Coefficient of variation : intra-assay and inter-assay, within subject, temporal variability: Use & misuse, How to, Principles, properties & assumptions
Cohort designs : fixed cohorts, dynamic cohorts, prospective, retrospective, exposure misclassification, observer bias: Use & misuse, How to, Principles, properties & assumptions
Confidence interval of mean : inferential statistic, assumptions, random sampling, normal distribution: Use & misuse, How to, Principles, properties & assumptions
Confidence interval of a proportion : normal approximation interval, Wilson score, Clopper-Pearson, mid-P, assumptions, independence: Use & misuse, How to, Principles, properties & assumptions
Confidence intervals of risk ratio, odds ratio, and rate ratio : Wald interval, exact intervals, independence of outcome: Use & misuse, How to, Principles, properties & assumptions
Coping with missing data : non-response bias, intention to treat, last observation carried forward, linear interpolation, multiple imputation: Use & misuse, How to, Principles, properties & assumptions
Covariance analysis ANCOVA : analysis of variance, regression, precision, homogeneity of slopes, linearity of responses: Use & misuse, How to, Principles, properties & assumptions
Cox's proportional hazards regression model : proportional hazards assumption, multicollinearity, explained variation, model selection: Use & misuse, How to, Principles, properties & assumptions
Data verification : data quality, observer bias, double data entry, outliers, trimmed means: Use & misuse, How to, Principles, properties & assumptions
Descriptive surveys over time and space : monitoring over time, spatial distribution, passive and active surveillance, geographic information systems, weak inference: Use & misuse, How to, Principles, properties & assumptions
Frequency distributions and their display : class based methods, histograms, frequency polygons, line and bar diagrams, pie charts, jittered dot plots, rank scatterplots, empirical cumulative distribution functions: Use & misuse, How to, Principles, properties & assumptions
Errors-in-variable regression : measurement error, equation error, method of moments, orthogonal regression, major axis regression, allometry, Deeming regression: Use & misuse, How to, Principles, properties & assumptions
Fisher's exact test : 2x2 contingency table, fixed factors, test of association: Use & misuse, How to, Principles, properties & assumptions
Fully replicated factorial ANOVA : Fixed effects model, Formulae, Mixed effects model, Factorial design in randomized blocks, Nested cross-factored design: Use & misuse, How to, Principles, properties & assumptions
Goodness-of-fit tests for categorized data : Pearson's chi square, likelihood ratio G-test, independence of observations, sample size, exact tests: Use & misuse, How to, Principles, properties & assumptions
Intentional bias and scientific fraud : data fabrication, misrepresentation of results, plagiarism, multiple publication, unjustified authorship, paradigm dominance, misconduct denial: Use & misuse, How to, Principles, properties & assumptions
Kolmogorov-Smirnov and related tests : one and two sample tests, normality, estimated parameters, Lilliefors test, discrete distributions: Use & misuse, How to, Principles, properties & assumptions
Kruskal-Wallis ANOVA : non-parametric ANOVA, test of dominance, test of medians, distribution of observations: Use & misuse, How to, Principles, properties & assumptions
Logistic regression : logit transformation, model misspecification, stepwise selection, manual backward selection, interaction: Use & misuse, How to, Principles, properties & assumptions
Measures of location : arithmetic mean, geometric mean, harmonic mean, weighted mean, median, mode: Use & misuse, How to, Principles, properties & assumptions
Measures of mortality and natality : proportions and rates, cumulative mortality, case fatality, mortality rate, natality, life tables, fertility tables, age distribution: Use & misuse, How to, Principles, properties & assumptions
Measures of disease frequency : proportions and rates, prevalence, cumulative incidence, incidence rate, intensity, age standardization: Use & misuse, How to, Principles, properties & assumptions
Multiple group and period designs : ecologic studies, ecological fallacy, mensurative experiment, quasi experiment, before and after studies, BACI design, confounding factors: Use & misuse, How to, Principles, properties & assumptions
Multiple linear regression : choice of explanatory variables, diagnostics, multicollinearity, variable selection, model simplification, model validation: Use & misuse, How to, Principles, properties & assumptions
Multiple comparison tests after ANOVA : Approach to multiple comparisons, Planned orthogonal comparisons, Fisher's protected least significant difference, LSD Bonferroni & Dunn-Sidak, Planned non-orthogonal comparisons, Unplanned pairwise comparisons, Tukey's Honestly Significant Difference, Student-Newman-Keuls Test, Ryan's Q Test, Unplanned pairwise & combined mean comparisons: Use & misuse, How to, Principles, properties & assumptions
Negative binomial distribution : contagious distribution, overdispersion parameter, truncation, log series, log normal distribution: Use & misuse, How to, Principles, properties & assumptions
Nested ANOVA : mixed and random effects, distribution of errors, confusion with one way ANOVA, erroneous pooling of lower error terms: Use & misuse, How to, Principles, properties & assumptions
Nonparametric correlation and regression : Spearman rank correlation coefficient, Kendall rank-order correlation coefficient, monotonic relationship, Sen's estimator of slope: Use & misuse, How to, Principles, properties & assumptions
Normal distribution : normal distribution assumption, tests of normality, graphical methods: Use & misuse, How to, Principles, properties & assumptions
Null hypothesis significance testing : P=0.05 syndrome, naked P-values, proving the null hypothesis, statistical significance, biological importance, one and two-tailed tests: Use & misuse, How to, Principles, properties & assumptions
One-way fixed effects ANOVA : analysis of variance, independence of replicates, pseudoreplication, homogeneity of variances, normal distribution of errors, Levene's test: Use & misuse, How to, Principles, properties & assumptions
One-way random effects ANOVA : analysis of variance, intraclass correlation coefficient, repeatability, measurement error: Use & misuse, How to, Principles, properties & assumptions
Paired t-test : before-after studies, confounding factors, pseudoreplication, convenience sampling, normality of the mean difference: Use & misuse, How to, Principles, properties & assumptions
Pearson's chi square test of independence : independence of outcome, paired samples, cluster sampling, pooling from multiple tables, Yates' continuity correction: Use & misuse, How to, Principles, properties & assumptions
Pearson's correlation coefficient : scatterplot, bivariate normality, homogeneity of variances, linearity, causality, association versus agreement: Use & misuse, How to, Principles, properties & assumptions
Statistical power and sample size : minimum detectable difference, sample size, cluster trials, post-hoc power analysis, effect size, reliability: Use & misuse, How to, Principles, properties & assumptions
Pseudoreplication : simple, temporal and sacrificial pseudoreplication, independence of replicates, cluster randomized trials, pooling error terms: Use & misuse, How to, Principles, properties & assumptions
Quantiles as summary statistics : box and whisker plots, interquartile range, outliers, quantile quantile plots: Use & misuse, How to, Principles, properties & assumptions
Randomized experiments : manipulation, random allocation, independent replication, multiple treatment levels: Use & misuse, How to, Principles, properties & assumptions
Measures of relationship between variables : Risk ratio, odds ratio, rate ratio, scatterplots, correlation, regression: Use & misuse, How to, Principles, properties & assumptions
Runs tests : one-sample runs test, Wald-Wolfowitz test, test of randomness, comparing distributions, trends: Use & misuse, How to, Principles, properties & assumptions
Measures of validity for binary and nominal variables : sensitivity, specificity, overall accuracy, likelihood ratios, area under the curve, spectrum bias, gold standard, measurement bias: Use & misuse, How to, Principles, properties & assumptions
Simple linear regression : linearity, independence of errors, bias, regression to the mean, errors in variables: Use & misuse, How to, Principles, properties & assumptions
Split plot & repeated measures ANOVA : partially nested designs, analysis of variance, interactions confounded, subjects × trials, subjects × treatments, sphericity, linear mixed effects model: Use & misuse, How to, Principles, properties & assumptions
Standard error of the mean : standard error versus standard deviation, inferential statistic: Use & misuse, How to, Principles, properties & assumptions
Survey sampling methods : probability sampling, convenience sampling, haphazard sampling, quota sampling, cluster sampling, adaptive sampling, missing observations, non-response bias, measurement error, data validation: Use & misuse, How to, Principles, properties & assumptions
Transformations : rescaling, monotonic, log transformation, normalizing distributions, linearizing curves, homogenizing variances, additive model, detransformation: Use & misuse, How to, Principles, properties & assumptions
Types of variables : Scale of measurement, nominal, ordinal, interval, ratio, collapsing variables: Use & misuse, How to, Principles, properties & assumptions
Two-sample t-tests : Equal-variance t-test, Unequal-variance t-test, Weighted t-test, Confidence interval of difference between means: Use & misuse, How to, Principles, properties & assumptions
Variance and standard deviation : Use for skewed data, corrections for bias, repeatability, within-subject standard deviation: Use & misuse, How to, Principles, properties & assumptions
Wilcoxon-Mann-Whitney test : versus t-test, similarity of distributions, reported measure of location, small samples, tied data: Use & misuse, How to, Principles, properties & assumptions
Wilcoxon matched pairs signed rank test : versus paired t-test, distribution of differences, symmetricality, power: Use & misuse, How to, Principles, properties & assumptions
Z scores : standard deviations, reference population, shape of distribution, weight-for-age, validity: Use & misuse, How to, Principles, properties & assumptions
z-test for independent proportions : independent proportions, risk difference, confidence interval of difference, critical ratio test, chi square test: Use & misuse, How to, Principles, properties & assumptions

Statistics for beginners

Elementary Statistics Pages of information for struggling students - and their teachers

Introduction to stats: What a statistic is; Samples and replicates; Transformation and recoding; Types of data
Basic statistics: Averages; Maxima; Means; Medians; Minima; Modes; Proportions; Quantiles; Ranges; Standard deviations
Graphs: Bargraphs; Cumulative plots; Dotplots; Histograms; Linegraphs; Piecharts; Scatterplots
Plus: Some simple formulae

Statistics Bibliography

Stats bibliography web

Stats bibliography wikipedia

Ecology Stats bibliography 1

Medical Stats bibliography 1

Stats bibliography 1

Veterinary Stats bibliography 1

Ecology Stats bibliography 2

Medical Stats bibliography 2

Stats bibliography 2

Veterinary Stats bibliography 2

Ecology Stats bibliography 3

Medical Stats bibliography 3

Stats bibliography 3

Veterinary Stats bibliography 3

Ecology Stats bibliography 4

Medical Stats bibliography 4

Stats bibliography 4

Veterinary Stats bibliography 4

Ecology Stats bibliography 5

Medical Stats bibliography 5

Stats bibliography 5

Veterinary Stats bibliography 5

Ecology Stats bibliography 6

Medical Stats bibliography 6

Stats bibliography 6

Veterinary Stats bibliography 6

Ecology Stats bibliography 7

Medical Stats bibliography 7

Stats bibliography 7

Veterinary Stats bibliography 7

Ecology Stats bibliography 8

Medical Stats bibliography 8

Stats bibliography 8

Veterinary Stats bibliography 8

Ecology Stats bibliography 9

Medical Stats bibliography 9

Stats bibliography 9

Veterinary Stats bibliography 9

Ecology Stats bibliography 10

Medical Stats bibliography 10

Stats bibliography 10

Veterinary Stats bibliography 10

Ecology Stats bibliography 11

Medical Stats bibliography 11

Stats bibliography 11

Veterinary Stats bibliography 11

Ecology Stats bibliography 12

Medical Stats bibliography 12

Stats bibliography 12

Veterinary Stats bibliography 12

Ecology Stats bibliography 13

Medical Stats bibliography 13

Stats bibliography 13

Veterinary Stats bibliography 13

Ecology Stats bibliography 14

Medical Stats bibliography 14

Stats bibliography 14

Veterinary Stats bibliography 14

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If you like our critical approach to analysis you will really like our hyperbook:

Avoiding and Detecting Statistical Malpractice (Design & Analysis for Biologists, with R).

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