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For Insects, Spiders & Their Kin
For the United States & Canada
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Fall Fund Drive


Genus Gastrophysa

Gastrophysa cyanea - female Some kind of Flea or Leaf beetle 3 - Gastrophysa polygoni - male - female Chrysomelidae - Gastrophysa formosa Small Metallic Blue Green Beetle - Gastrophysa polygoni Small Metallic Blue Green Beetle - Gastrophysa polygoni Chrysomelidae M & F on dock - Gastrophysa cyanea - male - female Chrysomelid F with bloated abdomen - Gastrophysa cyanea - female Gastrophysa cyanea Melsheimer - 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.