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

National Moth Week was July 23-31, 2022! See moth submissions.

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


Species Hydaticus bimarginatus

Unknown Predacious Diving Beetle - Hydaticus bimarginatus - Hydaticus bimarginatus diving beetle - Hydaticus bimarginatus Predaceous Diving Beetle - Hydaticus bimarginatus Diving Beetle - Hydaticus bimarginatus Thermonectus basillaris? - Hydaticus bimarginatus Tan-striped predacous diver - Hydaticus bimarginatus Hydaticus bimarginatus? - Hydaticus bimarginatus Prodaticus bimarginatus (Hydaticus bimarginatus) - Hydaticus bimarginatus
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Adephaga (Ground and Water Beetles)
Family Dytiscidae (Predaceous Diving Beetles)
Subfamily Dytiscinae
Tribe Hydaticini
Genus Hydaticus
Species bimarginatus (Hydaticus bimarginatus)
Synonyms and other taxonomic changes
Prodaticus bimarginatus (Say); Prodaticus Sharp 1882 is now treated as a subgenus of Hydaticus(1)
Explanation of Names
Hydaticus bimarginatus Say 1830
e US (NY-FL to OK-TX) W. Indies(2)
Works Cited
1.Phylogeny and classification of the tribe Hydaticini (Coleoptera: Dytiscidae)...
Miller K.B., Bergsten J., Whiting M.F. 2009. Zoologica Scripta, 1-25.
2. A distributional checklist of the beetles (Coleoptera) of Florida.
Peck & Thomas. 1998. Florida Department of Agriculture and Consumer Services, Gainesville. 180 pp.
3.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.