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Genus Neoporus

Predacious Diving Beetle - Neoporus undulatus Predacious Diving Beetle - Neoporus Neoporus undulatus Neoporus Diving beetle - Neoporus Dytiscidae - Neoporus dimidiatus Dytiscidae - Neoporus dimidiatus Unk beetle - Neoporus
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 Hydroporinae
Tribe Hydroporini
Genus Neoporus
Explanation of Names
Neoporus Guignot 1931
Numbers
>40 spp.(1)
Size
2.2-6.4 mm(1)
Identification
Species identification requires view of the front tarsal claws (specifically size differences between the claws)
Range
most of NA but the majority of spp are found in the Appalachian region(1)(2)
Works Cited
1.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.
2.Predaceous Diving Beetles (Coleoptera: Dytiscidae) of the Nearctic Region, with emphasis on the fauna of Canada and Alaska
D.J. Larson, Y. Alarie, and R.E. Roughley. 2001. NRC 43253.