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Genus Physonota

Sunflower Tortoise Beetle - Physonota helianthi Larva Cluster - Physonota helianthi Sunflower Tortoise Beetle  - Physonota helianthi Eurypepla	calochroma? - Physonota calochroma ? on Ragweed - Physonota arizonae ? on Ragweed - Physonota arizonae silver tortoise beetle - Physonota unipunctata Horsemint Tortoise Beetle, dorsal - Physonota unipunctata
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Polyphaga
No Taxon (Series Cucujiformia)
Superfamily Chrysomeloidea (Longhorn and Leaf Beetles)
Family Chrysomelidae (Leaf Beetles)
Subfamily Cassidinae (Tortoise Beetles and the Hispines)
Tribe Ischyrosonychini
Genus Physonota
Synonyms and other taxonomic changes
Enagria, Eurypepla, & Platycycla are treated as separate genera in(1)
Explanation of Names
Physonota Boheman 1854
5 spp. in our area(2), 46 spp. total (all but 7 spp. in Physonota s.str.)(1)
New World, greatest diversity in Mexico; in our area, 2 spp. in e. & c. US and adjacent Canada (QC-SK) and 3 spp. restricted to so. FL, so. TX, and AZ, respectively(3)
Works Cited
1.Cassidinae of the world - an interactive manual (by Lech Borowiec and Jolanta Świętojańska)
2.Catalog of Leaf Beetles of America North of Mexico
Ed Riley, Shawn Clark, and Terry Seeno. 2003. Coleopterists Society.
3.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.