Gastrophysa

Gastrophysa is a genus of beetles in the family Chrysomelidae, in which the females typically exhibit swollen, membranous abdomens, a condition known as physogastrism.

Gastrophysa viridula

Gastrophysa viridula

Gastrophysa
Female G. polygoni
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Insecta
Order:	Coleoptera
Suborder:	Polyphaga
Infraorder:	Cucujiformia
Family:	Chrysomelidae
Subfamily:	Chrysomelinae
Tribe:	Chrysomelini
Genus:	Gastrophysa Chevrolat, 1836
Synonyms
Gastroidea Hope, 1840

Species

These nine species belong to the genus Gastrophysa:

• Gastrophysa analis (Reitter, 1890) ^g
• Gastrophysa atrocyanea Motschulsky ^g
• Gastrophysa cyanea F. E. Melsheimer, 1847 ^{i c g b} (green dock beetle)
• Gastrophysa dissimilis (Say, 1824) ^{i c g b}
• Gastrophysa formosa (Say, 1824) ^{i c g b}
• Gastrophysa janthina Suffrian, 1851 ^g
• Gastrophysa polygoni (Linnaeus, 1758) ^{i c g b} (knotweed leaf beetle)
• Gastrophysa unicolor (Marsham, 1802) ^g
• Gastrophysa viridula (De Geer, 1775) ^g

Data sources: i = ITIS,^[1] c = Catalogue of Life,^[2] g = GBIF,^[3] b = Bugguide.net^[4]