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

Subfamily Hydrophilinae


Notes on Nearctic Paracymus with descriptions of new species (Coleoptera: Hydrophilidae)
By Wooldridge, D.P.
Journal of the Kansas Entomological Society 39: 712-725, 1966

The Aquatic Hydrophilidae (Coleoptera) of Mississippi
By Sam Testa III and Paul K. Lago
Department of Information Services, Division of Agriculture, Forestry, and Veterinary Medicine, Mississippi State University, 1994

A revision of the genus Tropisternus (Coleoptera: Hydrophilidae)
By Spangler P.J.
Unpubl. Ph.D. thesis. U. Missouri, Columbia. 365 pp., 1960

A new Berosus from Arizona, with a key to the Arizona species (Coleoptera: Hydrophilidae)
By Van Tassell, E. R.
Coleopterists Bulletin, 17(1):1-5, 1963
Include a key to the Berosus known to occur in Arizona...in 1963!

Revision of the genus Hydrochara Berth. (Coleoptera: Hydrophilidae)
By Smetana, A.
Memoirs of the Entomological Society of Canada 112: 1-100, 1980

The genus Hydrophilus (Coleoptera: Hydrophilidae: Hydrophilina) in Mexico and Central America
By R. Arce-Péez and M. A. Morón
Revista Mexicana de Biodiversidad, 2013
Full text from journal in Spanish

Abstract
The taxonomy and precise distribution of the species of the genus Hydrophilus Geoffroy, 1762 from Mexico and Central America are reviewed, based on the morphological study of 499 adult specimens, descriptions and literature records. Hydrophilus (Dibolocelus) purpuracens Régimbart, 1901 is recorded for the first time for Mexico. Species with widest distribution are H.(H.) ensifer Brullé, 1837 cited from 5 countries and in the Antilles, and H.(H.) insularis Castelnau, 1840 cited from 4 countries and the Antilles.

Review of the Giant Water Scavenger Beetle Genus Hydrophilus Geoffroy (Coleoptera: Hydrophilidae) of the US and Canada.
By A. E. Z. Short and C. E. Mcintosh IV.
The Coleopterists Bulletin 68(2): 187-198., 2014
BioOne

A. E. Z. Short and C. E. Mcintosh IV. 2014. Review of the Giant Water Scavenger Beetle Genus Hydrophilus Geoffroy (Coleoptera: Hydrophilidae) of the United States and Canada. The Coleopterists Bulletin 68(2): 187-198.

Abstract

The species of the giant water scavenger beetle genus Hydrophilus Geoffroy occurring in the United States and Canada are reviewed.
Three species are recorded: Hydrophilus (s. str.) insularis Laporte de Castelnau, Hydrophilus (Dibolocelus) ovatus Gemminger and Harold, and Hydrophilus (s. str.) triangularis Say.

Review of the Hemiosus Sharp and Derallus Sharp of North America, Central America, and the Caribbean...
By Short A.E.Z., Torres P.J.
Zootaxa 1369: 1-17, 2006
Full title: Review of the Hemiosus Sharp and Derallus Sharp of North America, Central America, and the Caribbean (Coleoptera: Hydrophilidae: Berosini)
Full text