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

Genus Gastrophysa

small green and orange bug - Gastrophysa polygoni Chrysomelidae - Gastrophysa formosa Small Metallic Blue Green Beetle - Gastrophysa polygoni Gastrophysa cyanea? - Gastrophysa cyanea Gastrophysa polygoni Unidentified beetle - Gastrophysa cyanea Del Puerto Beetle 1 - Gastrophysa cyanea Del Puerto Beetle 1 - Gastrophysa cyanea
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Polyphaga (Water, Rove, Scarab, Long-horned, Leaf and Snout Beetles)
No Taxon (Series Cucujiformia)
Superfamily Chrysomeloidea (Long-horned and Leaf Beetles)
Family Chrysomelidae (Leaf Beetles)
Subfamily Chrysomelinae
Tribe Chrysomelini
Subtribe Chrysomelina
Genus Gastrophysa
Synonyms and other taxonomic changes
Explanation of Names
Gastrophysa Chevrolat in Dejean 1836
'bulging belly' (refers to the distended abdomen of gravid females)(1)
4 spp. in our area, all in the nominate subgenus (another subgenus in the Palaearctic)(2)
in our area, on Polygonaceae (Polygonum, Rheum, Rumex)(2)
Works Cited
1.Introduced leaf beetles of the Maritime Provinces, 8: Gastrophysa polygoni (Linnaeus) (Coleoptera: Chrysomelidae)
L. LeSage & C.G. Majka. 2009. Zootaxa 2047: 48-62.
2.American Beetles, Volume II: Polyphaga: Scarabaeoidea through Curculionoidea
Arnett, R.H., Jr., M. C. Thomas, P. E. Skelley and J. H. Frank. (eds.). 2002. CRC Press LLC, Boca Raton, FL.