Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada

Species Acyrthosiphon pisum - Pea Aphid

Acyrthosiphon pisum Adult non-alate pea aphid - Acyrthosiphon pisum Aphid - Acyrthosiphon pisum Dark-footed green aphid - Acyrthosiphon pisum Wingless female Pea aphid? - Acyrthosiphon pisum - female parasitized aphid mummy with exit hole - Acyrthosiphon pisum - female Orange winged aphid - Acyrthosiphon pisum Green Aphid - Acyrthosiphon pisum
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Hemiptera (True Bugs, Cicadas, Hoppers, Aphids and Allies)
Suborder Sternorrhyncha (Plant-parasitic Hemipterans)
Superfamily Aphidoidea
Family Aphididae (Aphids)
Subfamily Aphidinae
Tribe Macrosiphini
Genus Acyrthosiphon
Species pisum (Pea Aphid)
Remarks
The most common pest aphid on legumes like alfalfa in northwestern N. America. It causes hundreds of millions of dollars of crop damage a year.
Non-native, first reported in 1877, from the Palearctic region.
Print References
Foottit, R. G. et al.: Adventive Aphids (Hemiptera: Aphididae) of America North of Mexico. Proc. Entomol. Soc. Wash. 108 (3), 2006, pp 583-610.