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For Insects, Spiders & Their Kin
For the United States & Canada
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Subfamily Donaciinae - Aquatic Leaf Beetles

Mating Beetles - Plateumaris Aquatic Leaf Beetle - Donacia Metallic Beetle - Donacia Aquatic Leaf Beetle - Plateumaris Donacia edentata ? - Donacia Carabidae ?? - Plateumaris Beetle, maybe genus Donacia? - Donacia Cow Creek-0BG.J.1971.02 - Plateumaris
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 Donaciinae (Aquatic Leaf Beetles)
Explanation of Names
Donaciinae Kirby 1837
55 spp. in 5 genera in our area, ~170 spp. total(1)(2)
5.6-13.5 mm
head prominent, slightly narrowed behind the eyes; pronotum rectangular-shaped and narrower than elytra; elytra elongate, often metallic and sculptured with rows of small holes or impressions; legs long, hind femora strongly enlarged and usually toothed below
mostly holarctic (incl. much of NA), with very few spp. to the south(1)
larvae aquatic, attached to host stems/roots(1); adults on vegetation bordering standing water (ponds, marshes, lakes)
larvae tap the submerged stems of host plants for food and oxygen
Internet References
Works Cited
1.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.
2.Chrysomelid males with enlarged mandibles: three new species and a review of occurrence in the family (Coleoptera:Chrysomelidae)
Reid C.A.M., Beatson M. 2013. Zootaxa 3619: 79–100.
3.The leaf beetles of Alabama
Edward Balsbaugh and Kirby Hays. 1972. Agricultural Experiment Station, Auburn University.