Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada

Family Dryopidae - Long-toed Water Beetles


Aquatic dryopoid beetles (Coleoptera) of the United States. Biota of Freshwater Ecosystems: Identification Manual, no. 6.
By Brown, H.P.
Water Pollution Control Research Series, EPA, Washington, D.C. ix + 82 pp., 1972
Full Text - Biodiversity Heritage Library (BHL)

Brown, H.P. 1972. Aquatic dryopoid beetles (Coleoptera) of the United States. Biota of Freshwater Ecosystems: Identification Manual, no. 6. Water Pollution Control Research Series, EPA, Washington, D.C. ix + 82 pp.

A catalogue of the Coleoptera of America north of Mexico. Family: Dryopidae.
By Brown, H.P.
USDA Agriculture Handbook No. 529-49. x + 8 pp., 1983
Full PDF

Brown, H.P. 1983. A catalogue of the Coleoptera of America north of Mexico. Family: Dryopidae. USDA Agriculture Handbook No. 529-49. x + 8 pp.

Postelichus, a new genus of Nearctic Dryopidae (Coleoptera)
By Harry G. Nelson
The Coleopterists Bulletin, Vol. 43, No. 1, pp. 19-24, 1989

A checklist of the Limnichidae and the Lutrochidae (Coleoptera) of the world
By Spangler P.J., Staines C.L., Spangler P.M., Staines S.L.
Insecta Mundi 15: 151-165, 2001

New Coleoptera records from New Brunswick, Canada: Dryopidae, Elmidae, Psephenidae, and Ptilodactylidae
By Webster R.P., DeMerchant I.
ZooKeys 179: 67–75, 2012

Aquatic dryopoid beetles (Coleoptera) of the United States
By Brown H.P.
USEPA Water Poll. Control Res. Ser., Vol. 6. ix+82 pp., 1972

Four new Coleoptera (Elateridae and Buprestidae).
By Knull, J.N.
Entomological News 49: 19-22., 1938
Full Text - BHL

Knull, J.N. 1938. Four new Coleoptera (Elateridae and Buprestidae). Entomological News 49: 19-22.

Conoderus browni n. sp.
Limonius flavomarginatus n. sp.
Paratyndaris tucsoni n. sp.
Paratyndaris quadrinotata n. sp.

New North American associations of Coleoptera with Myxomycetes
By Stephenson S.L., Wheeler Q.D., McHugh J.V., Fraissinet P.R.
J. Nat. Hist. 28: 921–936, 1994