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

Calendar
Upcoming Events

Discussion of 2018 gathering

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

Photos of insects and people from the 2014 gathering in Virginia, June 4-7.

Photos of insects and people from the 2013 gathering in Arizona, July 25-28

Photos of insects and people from the 2012 gathering in Alabama

Photos of insects and people from the 2011 gathering in Iowa

Photos from the 2010 Workshop in Grinnell, Iowa

Photos from the 2009 gathering in Washington

TaxonomyBrowse
Info
ImagesLinksBooksData

Species Liodessus affinis

Liodessus affinis Tiny Diving Beetle - Liodessus affinis Predacious Diving Beetle - Liodessus affinis Liodessus affinis Small Dytiscidae - Liodessus affinis
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 Bidessini
Genus Liodessus
Species affinis (Liodessus affinis)
Synonyms and other taxonomic changes
Orig. Comb: Hydroporus affinis Say 1823
noviaffinis Miller, 1998 [replaces affinis (Say, 1823) in SE US] (1)
Explanation of Names
affinis - Latin for allied, related (2)
Size
1.7-2.1 mm (3)
Range
Northeastern N. Amer. (IL-VA-NF-MN) (3)
CA, AK-NF, FL / Cuba, Bahamas / Mex to S. Amer (4) (incl. var. members of the L. affinis complex)
Habitat
Coll. in a wide variety of habitats (3)
Remarks
Neotype Locality: PA (designated by Miller, 1998)
Print References
Miller, K.B. 1998. Revision of the Nearctic Liodessus affinis (Say 1823) species group (Coleoptera: Dytiscidae, Hydroporinae, Bidessini). Entomologica Scandinavica. 29: 281-314.
Works Cited
1.Checklist of the Water Beetles of Florida.
Epler, J.H. 2010. Self-published on the Web.
2.Dictionary of Word Roots and Combining Forms
Donald J. Borror. 1960. Mayfield Publishing Company.
3.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.
4. A distributional checklist of the beetles (Coleoptera) of Florida.
Peck & Thomas. 1998. Florida Department of Agriculture and Consumer Services, Gainesville. 180 pp.