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

Species Gastrophysa polygoni

small green and orange bug - Gastrophysa polygoni Some kind of Flea or Leaf beetle - Gastrophysa polygoni Leaf Beetle - Gastrophysa polygoni Gastrophysa polygoni Leaf beetle? - Gastrophysa polygoni Gastrophysa polygoni  Typophorus - Gastrophysa polygoni  Typophorus - Gastrophysa polygoni
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
Species polygoni (Gastrophysa polygoni)
Explanation of Names
Gastrophysa polygoni Linnaeus)
ne NA to BC (KS-WV-NS-BC)(1)(2), native to Eurasia
hosts: Polygonaceae(3) (knotweeds, wild buckwheat, docks) and a number of unrelated, secondary, or incidental hosts(2)
Works Cited
1.Catalog of Leaf Beetles of America North of Mexico
Ed Riley, Shawn Clark, and Terry Seeno. 2003. Coleopterists Society.
2.Introduced leaf beetles of the Maritime Provinces, 8: Gastrophysa polygoni (Linnaeus) (Coleoptera: Chrysomelidae)
L. LeSage & C.G. Majka. 2009. Zootaxa 2047: 48-62.
3.Host plants of leaf beetle species occurring in the United States and Canada
Clark et al. 2004. Coleopterists Society, Special Publication no. 2, 476 pp.