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Suborder Adephaga

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Stygoporus oregonensis, a new genus and species of subterranean water beetle (Coleoptera: Dytiscidae: Hydroporini) from the US
By Larson, D. J., and J. R. LaBonte
Coleopterists Bulletin 48(4):371-379, 1994

A revision of the genus Loxandrus LeConte (Coleoptera: Carabidae) in North America
By Allen R.T.
Entomologica Americana (N.S.) 46: 1–184, 1972

Revision of the longiusculus group of the genus Hydroporus Clairville,1806 (Coleoptera: Dytiscidae)
By Helena V. Shaverdo
Zootaxa, 1170(1):27-56, 2006
https://doi.org/10.11646/zootaxa.1170.1.2

A new subterranean aquatic beetle from Texas (Coleoptera: Dytiscidae: Hydroporinae).
By Young, F.N. and G. Longley.
Annals of the Entomological Society of America 69(5): 787-792., 1976
Full PDF

Young, F.N. and G. Longley. 1976. A new subterranean aquatic beetle from Texas (Coleoptera: Dytiscidae: Hydroporinae). Annals of the Entomological Society of America 69(5): 787-792.

Abstract

The 1st blind, depigmented, aquifer-adapted water beetle of the family Dytiscidae is described from North America. Haideoporus texanus Young and Longley (n. genus, n. sp.) is superficially similar to Morimotoa phrcatica Ueno from Japan, but differs in possessing minute, apparently nonfunctional eyes, and in sensory setal vestiture and structure of the tarsi and external male genitalia.

Classification of the North and Middle American species of the genus Pelmatellus Bates (Coleoptera: Carabidae: Harplaini)
By Goulet H.
Quaest. entomol. 10: 80-102, 1974

Tanystoma diabolica New Species (Coleoptera: Carabidae: Platynini) from Baja California and Its Biogeographic Significance
By James K. Liebherr
New York Entomological Society, 1989
This can be found at JSTOR:
Journal of the New York Entomological Society
Vol. 97, No. 2 (Apr., 1989), pp. 173-186 (14 pages)


This pub has the updated key to the 5 species of Tanystoma, but for the original descriptions see this citation(1) for the following reference.
Liebherr, J. K. 1985. Revision of the platynine carabid genus Tanystoma Motschulsky (Co leoptera). J. New York Entomol. Soc. 93:1182-121 1.

Revision du genre Polpochila Solier
By J. Negre
Revue Francais d'entomologie, 1963
I have a PDF if anyone needs it.

A review of Nearctic Selenophorus [Carabidae] north of Mexico with new species, new synonyms, range extensions, and a key
By Messer, P.W. & B.T. Raber
The Coleopterists Bulletin 75 (1): 9-55, 2021
Full title: A review of Nearctic Selenophorus Dejean (Coleoptera: Carabidae: Harpalini) north of Mexico with new species, new synonyms, range extensions, and a key. URL: https://doi.org/10.1649/0010-065X-75.1.9

Contents: Descriptions of eight new species of which one is limited to South America; transfer of Selenophorus discoderoides Schaeffer to genus Discoderus; thirteen new synonyms; clarification of the taxonomic status of Athrostictus punctatulus (Putzeys); identification key to the 15 species groups and 37 species of the adult Selenophorus north of Mexico; descriptions of eight additional Neotropical species; discussion of the six kinds of sexual dimorphism found to be taxonomically useful among the selenophorines; several new state records including six species new to the USA; several new country records in the Neotropics; figures of habitus and male genitalia.

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