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

Superfamily Byrrhoidea - Pill, Water and Toe-winged Beetles

Odd Beetle - Ectopria nervosa Stenelmis occidentalis Schmude & Brown - Stenelmis occidentalis Ptilodactyla collected night of July 25, 2011 - Ptilodactyla serricollis riffle beetle - Stenelmis mera Heterocerus sp? - Heterocerus Hymenorus? - Ptilodactyla Helichus lithophilus ? - Helichus lithophilus Byrrhus on dry bank near stream - Byrrhus
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 Elateriformia)
Superfamily Byrrhoidea (Pill, Water and Toe-winged Beetles)
11 families in our area, 13 total(1)
Internet References
Aquatic Beetles of Texas: Distribution Records and References - Stephen W. Ziser, Austin Community College, Dept of Biology. 2008-2012 (2)