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

Genus Ptilodactyla


A review of the species of Ptilodactyla in the United States with descriptions of three new species (Coleoptera:Ptilodactylidae)
By Victor Johnson and Paul Freytag
Entomological News, Vol 93, pp 129-135, 1982
Available online at http://www.biodiversitylibrary.org if you do some searching.

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

New southwestern Buprestidae and Cerambycidae with notes.
By Knull, J.N.
Ohio Journal of Science 37(5): 301-309., 1937
Full PDF

Knull, J.N. 1937. New southwestern Buprestidae and Cerambycidae with notes. Ohio Journal of Science 37(5): 301-309.

First Texas records of five genera of aquatic beetles (Coleoptera: Noteridae, Dytiscidae, Hydrophilidae) with habitat notes.
By Jasper S.K., Vogtsberger R.C.
Entomological News 107(1): 49-60., 1996
CAB Direct

Jasper S.K., Vogtsberger R.C. (1996) First Texas records of five genera of aquatic beetles (Coleoptera: Noteridae, Dytiscidae, Hydrophilidae) with habitat notes. Entomological News 107(1): 49-60.

Abstract: Five genera of aquatic beetles are reported from Texas, USA, for the first time. Species recorded include

Suphis inflatus (Noteridae),
Hoperius planatus (Dytiscidae),
Dibolocelus ovatus,
Hydrobiomorpha casta and
Sperchopsis tessellata (Hydrophilidae).

Habitat notes are reported for 4 of these.