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

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

Family Naucoridae - Creeping Water Bugs

Creeping water bug - Pelocoris femoratus Creeping water bug - Pelocoris femoratus P. femoratus? - Pelocoris femoratus Ambrysus circumcinctus Ambrysus puncticollis Western naucorid - Ambrysus mormon Western naucorid - Ambrysus mormon Pelocoris
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Hemiptera (True Bugs, Cicadas, Hoppers, Aphids and Allies)
Suborder Heteroptera (True Bugs)
Infraorder Nepomorpha (Aquatic Bugs)
Family Naucoridae (Creeping Water Bugs)
Numbers
22 spp. in 4-5 genera in our area(1), ~400 spp. in 37 genera worldwide(2)
Size
6-15 mm in our area(1), 5-20 mm globally(2)
Range
most of the world(2); in our area, more diverse in w. & sw. US(3)
Habitat
associated with submerged vegetation in ponds, lakes, marshes, swamps, rivers and streams(4)
Food
adults and nymphs are predacious on a variety of macroinvertebrates(4)
Remarks
our only representative of the superfamily Naucoroidea, that contains two more small families(2)
will bite painfully if carelessly handled(2)
Internet References
Family profile(5) (NB: treats Aphelocheiridae, Potamocoridae as part of Naucoridae!)
Works Cited
1.American Insects: A Handbook of the Insects of America North of Mexico
Ross H. Arnett. 2000. CRC Press.
2.Biodiversity of the Heteroptera
Henry T.J. 2009. In: Foottit R.G., Adler P.H., eds. Insect biodiversity: Science and society. Oxford: Wiley-Blackwell: 223-263.
3.Aquatic Insects of North America
R. W. Merritt, K. W. Cummins, M.B. Berg. 2008. Kendall/Hunt.
4.Identification manual for the aquatic and semi-aquatic Heteroptera of Florida
Epler J.H. 2006. FL Dept. Env. Prot., Tallahassee, FL. 186 pp.
5.What Bug Is That? The guide to Australian insect families