''Aphis'' is a genus of insects in the family

Aphididae The Aphididae are a very large insect family in the aphid superfamily ( Aphidoidea), of the order Hemiptera. These insects suck the sap from plant leaves. Several thousand species are placed in this family, many of which are considered plant/cro ...

containing at least 600 species of

aphid Aphids are small sap-sucking insects and members of the superfamily Aphidoidea. Common names include greenfly and blackfly, although individuals within a species can vary widely in color. The group includes the fluffy white woolly aphids. A t ...

s. It includes many notorious

agricultural pest A pest is any animal or plant harmful to humans or human concerns. The term is particularly used for creatures that damage crops, livestock, and forestry or cause a nuisance to people, especially in their homes. Humans have modified the environ ...

s, such as the

soybean aphid The soybean aphid (''Aphis glycines'') is an insect pest of soybean (''Glycine max'') that is exotic to North America. The soybean aphid is native to Asia. It has been described as a common pest of soybeans in China and as an occasional pest of ...

'' Aphis glycines''. Many species of ''Aphis'', such as '' A. coreopsidis'' and '' A. fabae'', are

myrmecophile Myrmecophily ( , ) is the term applied to positive interspecies associations between ants and a variety of other organisms, such as plants, other arthropods, and fungi. Myrmecophily refers to mutualistic associations with ants, though in its m ...

s, forming close associations with

ant Ants are eusocial insects of the family Formicidae and, along with the related wasps and bees, belong to the order Hymenoptera. Ants evolved from vespoid wasp ancestors in the Cretaceous period. More than 13,800 of an estimated total of 22 ...

Selected Species

*''

Aphis affinis ''Aphis affinis'' is an aphid of the Family (biology), family Aphididae. The species was described by Giacomo del Guercio in 1911. It is found in southern Europe, the Middle East and the Indian subcontinent. Ladybird predator species of ''A. affi ...

'' *'' Aphis asclepiadis'' — milkweed aphid *'' Aphis craccae'' — tufted vetch aphid *''

Aphis craccivora ''Aphis craccivora'', variously known as the cowpea aphid, groundnut aphid or black legume aphid, is a true bug in the family ''Aphididae''. Originally of probable Palearctic origin, it is now an invasive species of cosmopolitan distribution. ...

'' — cowpea aphid *''

Aphis fabae The black bean aphid (''Aphis fabae'') is a small black insect in the genus ''Aphis'', with a broad, soft body, a member of the order Hemiptera. Other common names include blackfly, bean aphid, and beet leaf aphid. In the warmer months of the ye ...

'' — black bean aphid *'' Aphis genistae'' *''

Aphis gossypii ''Aphis gossypii'' is a tiny insect, an aphid ("greenfly") in the superfamily Aphidoidea in the order Hemiptera. It is a true bug and sucks sap from plants. It is a widely distributed pest of a variety of agricultural crops in the families Cucu ...

'' — cotton aphid *'' Aphis glycines'' — soybean aphid *'' Aphis helianthi'' — sunflower aphid *''

Aphis nerii ''Aphis nerii'' is an aphid of the Family (biology), family Aphididae. Its common names include oleander aphid, milkweed aphid, sweet pepper aphid, and nerium aphid. Distribution The oleander aphid is widespread in regions with tropical and Med ...

'' — oleander aphid *''

Aphis pomi ''Aphis pomi'', commonly known as the apple aphid (the literal meaning of its binomial name), or the green apple aphid, is a true bug in the family Aphididae. It is found on young growth of apple trees and on other members of the rose family wher ...

'' — apple aphid *''

Aphis rubicola ''Aphis'' is a genus of insects in the family Aphididae containing at least 600 species of aphid Aphids are small sap-sucking insects and members of the superfamily Aphidoidea. Common names include greenfly and blackfly, although individua ...

'' — small raspberry aphid *''

Aphis spiraecola ''Aphis spiraecola'' is a species of aphid described in 1914 by Edith Marion Patch. Its common names include green citrus aphid, Spirea aphid, and apple aphid. It is distributed worldwide, and is most abundant in the United States. It has a dip ...

'' — spirea aphid (syn. ''Aphis citricola'' — citrus aphid) *''

Aphis valerianae ''Aphis'' is a genus of insects in the family Aphididae containing at least 600 species of aphids. It includes many notorious agricultural pests, such as the soybean aphid '' Aphis glycines''. Many species of ''Aphis'', such as '' A. coreopsidis ...

'' — black valerian aphid

Photos

Image:Aphis citricola1.jpg, ''

Aphis citricola ''Aphis spiraecola'' is a species of aphid described in 1914 by Edith Marion Patch. Its common names include green citrus aphid, Spirea aphid, and apple aphid. It is distributed worldwide, and is most abundant in the United States. It has a dip ...

'' Image:Aphis fabae STEREO, 0050x.JPG, ''

'' Image:Aphis.sambuci.jpg, ''

Aphis sambuci ''Aphis'' is a genus of insects in the family Aphididae containing at least 600 species of aphids. It includes many notorious agricultural pests, such as the soybean aphid '' Aphis glycines''. Many species of ''Aphis'', such as '' A. coreopsidis ...

'' File:Aphids_on_Helleborus_niger.jpg, ''Aphis sp.'' on ''

Helleborus niger ''Helleborus niger'', commonly called Christmas rose or black hellebore, is an evergreen perennial flowering plant in the buttercup family, Ranunculaceae. It is poisonous. Although the flowers resemble wild roses (and despite its common nam ...

'' Image:Aphis.sambuci.colony.jpg, ''

References

External links

*
Bugguide.net. Genus ''Aphis''

Key to ''Aphis'' of the midwestern US
* * * * Sternorrhyncha genera Taxa named by Carl Linnaeus {{Aphididae-stub it:Aphis fabae

Selected Species

See also

Photos

References

External links