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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


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Species Graphoderus perplexus

Predaceous Diving Beetle - Graphoderus perplexus - male Graphoderus perplexus Graphoderus perplexus Graphoderus perplexus Grapoderus ? - Graphoderus perplexus Predaceous Diving Beetle - Graphoderus perplexus Predaceous Diving Beetle - Graphoderus perplexus Dytiscid with pale-banded pronotum - Graphoderus perplexus
Classification
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 Aciliini
Genus Graphoderus
Species perplexus (Graphoderus perplexus)
Other Common Names
Predacious Diving Beetle
Explanation of Names
Author Sharp
Identification
Unlike G. occidentalis, the posterior black fascia on the pronotum (the black band at the bottom part of the pronotum) does not reach the hind margin. The black band is contiguous (unseparated) with the hind margin in G. occidentalis.