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Family Elmidae - Riffle Beetles

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Synopsis of the genus Heterelmis in the United States with description of a new species from Arizona
By Harley P. Brown
Entomological News Vol. 83: 229-238, 1972
Harley P. Brown, Synopsis of the genus Heterelmis in the United States with description of a new species from Arizona (Coleoptera, Dryopoidea, Elmidae), Entomological News, 83: 229-238, 1972.

Read online free at BioStor.

Revision of Macrelmis Motschulsky, 1860 in the Southwestern United States and Northern Mexico with description of four new speci
By Barr, Cheryl B.
The Coleopterists Bulletin 75(1):93-120, 2021
Revision of Macrelmis Motschulsky, 1860 in the Southwestern United States and Northern Mexico with description of four new species (Coleoptera: Elmidae: Elminae).

Describes four new species, three of which are found in the United States: Macrelmis harleyi, found in extreme SE Arizona; Macrelmis shepardi, found in AZ and NM; and Macrelmis texangusta, found in TX. This brings the total of species found in the United States to six. Provides an updated key to species found in the USA and Mexico.

Description of Orientelmis gen.n. and new synonymy in Cleptelmis Sanderson
By Shepard, W.D
Water Beetles of China, Volume 2, 1998
Full text here

A revision of the genus Heterlimnius Hinton (Coleoptera, Elmidae)
By Kamite, Y.
Japanese Journal of Systematic Entomology 15(1):199-226, 2009
Synonymizes the two North American species, so the only species now recognized for our region is Heterlimnius corpulentus (LeConte).

Bryelmis Barr (Coleoptera: Elmidae: Elminae), a new genus of riffle beetle with three new species from the Pacific Northwest
By Barr, Cheryl B.
The Coleopterists Bulletin 65(3):197-212, 2011

Synopsis of the riffle beetle genus Zaitzevia (Coleoptera:Elmidae) in North America, with description of new subgenus & species.
By Brown, H.P.
Entomological News 112(3):201-211., 2001

Zaitzevia posthonia Brown, 2001 (Coleoptera: Elmidae): new state record and range extension.
By Sullivan, Sean P.
Checklist 7(4):561-562., 2011
Adds distribution record for Montana.

A monographic revision of the North American species of Stenelmis (Drypoidae: Coleoptera)
By Sanderson M.W.
U. Kans. Sci. Bull. 25: 635-717, 1938

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