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

Subfamily Sphaeridiinae


Revision of the subfamily Sphaeridiinae of America north of Mexico (Coleoptera: Hydrophilidae)
By Smetana A.
Mem. Ent. Soc. Canada 105: 1–292, 1978
Abstract

2 supplements have been published in 1979 (Can. Entomol. 111: 959-966) and 1984 (Can. Entomol. 116: 555-566)

A new species of the genus Oosternum and a key to the U.S. species (Coleoptera: Hydrophilidae).
By Spangler, P.J.
Proceedings of the Biological Society of Washington 75: 97-100., 1962
Full PDF (of the full Journal Issue)

Spangler, P.J. 1962. A new species of the genus Oosternum and a key to the U.S. species (Coleoptera: Hydrophilidae). Proceedings of the Biological Society of Washington 75: 97-100.

Redescriptions and lectotype designations of Central American species of Phaenonotum Sharp (Coleoptera, Hydrophilidae) ...
By Albert Deler-Hernández, Martin Fikácek
ZooKeys 579: 83-98, 2016
Full title: Redescriptions and lectotype designations of Central American species of Phaenonotum Sharp (Coleoptera, Hydrophilidae) based on the type material from the David Sharp collection
Full text (PDF)

A review of the Cercyon Leach (Coleoptera, Hydrophilidae, Sphaeridiinae) of the Greater Antilles
By Emmanuel Arriaga-Varela, Matthias Seidel, Albert Deler-Hernández, Viktor Senderov, Martin Fikácek
ZooKeys 681: 39-93, 2017
Full text (PDF)

Ten species are recorded (of which five are described as new):
C. armatipenis sp.n.
C. floridanus BG page
C. gimmeli sp.n.
C. insularis
C. nigriceps
C. praetextatus BG page
C. quisquilius
C. sklodowskae sp.n.
C. spiniventris sp.n.
C. taino sp.n.

Occurrence of introduced species of the genus Cercyon (Coleoptera: Hydrophilidae) in the Neotropical Region
By M. Fikáček
Rev. Soc. Entomol. Argent. 68: 351-357, 2009

The Hydrophilinae of Delaware (Coleoptera: Hydrophilidae)
By Short, A.E.Z.
The Coleopterists Bulletin, 58: 598-599, 2004
52 species recorded, 33 of which are newly recorded.

Review of the Family Hydrophilidae of Canada and Alaska
By Ales Smetana
Entomological Society of Canada, 1988
Citation:
Smetana, A. 1988. Review of the Family Hydrophilidae of Canada and Alaska (Coleoptera). Mem. Ent. Soc. Can. 142: 1-316.

Available online ($15 pay per view for non-members) at NRC Research Press:
http://pubservices.nrc-cnrc.ca/rp-ps/inDetail.jsp?jcode=entm&lang=eng&vol=120&is=142

World Catalogue of Insects, Vol. 2: Hydrophiloidea (Coleoptera).
By Hansen, M.
Apollo Books, Stenstrup, Denmark. 416 pp., 1999
Limited Perview

Hansen, M. 1999. World Catalogue of Insects, Vol. 2: Hydrophiloidea (Coleoptera). Apollo Books, Vester-Skerninge, Denmark. 416 pp.

World Catalogue of Insects is an initiative aimed at compiling worldscale, authoritative catalogues of monophyletic insect taxa.

Volumes will as a minimum contain standard nomenclatoral information on all names pertaining to the taxon treated, including type locality and distribution to the extent this is relevant.

Additional information is optional, e.