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

Suborder Adephaga - Ground and Water Beetles

Predaceous diving beetle - Dytiscus circumcinctus - female arctic carabid 2 - Nebria nivalis BG3174 F0648h - Bembidion nigrum Insect? - Galerita Ground Beetle Platnyus? - Pterostichus Carabid - Oodes fluvialis Agonum decorum? - Agonum decorum Cicindela fulgida fulgida - Cicindela fulgida - male
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Adephaga (Ground and Water Beetles)
Synonyms and other taxonomic changes
informal names Geadephaga and Hydradephaga are used to refer to the land-living (Trachypachidae, Carabidae, Rhysodidae) and aquatic families of this suborder, respectively
11 extant families worldwide, 8 in our area(1)(2)
Print References
nearctic Carabidae, Rhysodidae, and Trachypachidae are catalogued in(3)
Internet References
Works Cited
1.Family-group names in Coleoptera (Insecta)
Bouchard P. et al. 2011. ZooKeys 88: 1–972.
2.American Beetles, Volume I: Archostemata, Myxophaga, Adephaga, Polyphaga: Staphyliniformia
Arnett, R.H., Jr., and M. C. Thomas. (eds.). 2000. CRC Press LLC, Boca Raton, FL.
3.Catalogue of the Geadephaga (Coleoptera: Trachypachidae, Rhysodidae, Carabidae including Cicindelini) of America north of Mexico
Y. Bousquet and A. Larochelle. 1993. Memoirs of the Entomological Society of Canada, 125: 1-397.