Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
Clickable Guide
Moths Butterflies Flies Caterpillars Flies Dragonflies Flies Mantids Cockroaches Bees and Wasps Walkingsticks Earwigs Ants Termites Hoppers and Kin Hoppers and Kin Beetles True Bugs Fleas Grasshoppers and Kin Ticks Spiders Scorpions Centipedes Millipedes

Upcoming Events

See Moth submissions from National Moth Week 2023

Photos of insects and people from the 2022 BugGuide gathering in New Mexico, July 20-24

Photos of insects and people from the Spring 2021 gathering in Louisiana, April 28-May 2

Photos of insects and people from the 2019 gathering in Louisiana, July 25-27

Photos of insects and people from the 2018 gathering in Virginia, July 27-29

Photos of insects and people from the 2015 gathering in Wisconsin, July 10-12

Previous events


Superfamily Byrrhoidea

Phylum Arthropoda - Arthropods
Subphylum Hexapoda - Hexapods
Class Insecta - Insects
Order Coleoptera - Beetles
Suborder Polyphaga
No Taxon Series Elateriformia
Superfamily Byrrhoidea

Family Byrrhidae - Pill Beetles
Family Callirhipidae - Callirhipid Cedar Beetles
Family Chelonariidae - Turtle Beetles
Family Dryopidae - Long-toed Water Beetles
Family Elmidae - Riffle Beetles
Family Eulichadidae - Forest Stream Beetles
Family Heteroceridae - Variegated Mud-loving Beetles
Family Limnichidae - Minute Marsh-loving Beetles
Family Lutrochidae - Travertine Beetles
Family Psephenidae - Water Penny Beetles
Family Ptilodactylidae - Toe-winged Beetles