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For Insects, Spiders & Their Kin
For the United States & Canada
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Family Naucoridae - Creeping Water Bugs

P. femoratus? - Pelocoris femoratus Reef Creeper - Ambrysus Naucorid - Pelocoris Water Bug Exuvia - Pelocoris Pelocoris balius - male Pelocoris carolinensis - male Ambrysus pudicus - female Ambrysus buenoi - male
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)
Explanation of Names
Naucoridae Leach 1815
22 spp. in 4‒5 genera in our area(1), ~400 spp. in 37 genera worldwide(2)
5‒20 mm(2), our spp. 6‒15 mm(1)
most of the world(2); in our area, more diverse in w. & sw. US(4)
associated with submerged vegetation in ponds, lakes, marshes, swamps, rivers and streams(5)
our only representative of the superfamily Naucoroidea, that contains two more small families(2)
can bite painfully(2)
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.The creeping water bugs (Hemiptera: Naucoridae) of Texas
Davis J.R. 1996. Southwestern Naturalist 41: 1‒26.
4.Aquatic Insects of North America
R. W. Merritt, K. W. Cummins, M.B. Berg. 2008. Kendall/Hunt.
5.Identification manual for the aquatic and semi-aquatic Heteroptera of Florida
Epler J.H. 2006. FL Dept. Env. Prot., Tallahassee, FL. 186 pp.