THE CENTER FOR NORTH AMERICAN HERPETOLOGY

Reptilia    Squamata (part)    Natricidae  

Brazos Watersnake
Nerodia harteri (Trapido, 1941)

SSAR 9th Edition Comments:
 The English name was changed from "Brazos River Watersnake" to align it with the Concho Watersnake.

Range maps are based on curated specimens and provided gratis by CNAH.
(Created by Travis W. Taggart; Version: 2023.04.10.07.49.10)
Download GeoJSON polygon range file: - 0.13 MB

Province/State Distribution:
USA: Texas

First instance(s) of published English names:
Harter's Water Snake (Natrix harteri: Schmidt, Karl Peterson and D. D. Davis. 1941. Field Book of Snakes of the United States and Canada. C.P. Putnam and Sons, New York. 365pp.); Brazos Water Snake (Natrix harteri: Schmidt, Karl P. 1953. A Check List of North American Amphibians and Reptiles. 6th Edition. University of Chicago Press, Chicago, Illinois. 280pp.);

Taxon Links:

  
Catalog of American Amphibians and Reptiles
  
The Reptile Database
  
NatureServe
  
iNaturalist
  
GenBank
  
USGS - Nonindigenous Aquatic Species Database

Selected References:
1938 Clay, William M. A synopsis of the North American water snakes of the genus Natrix. Copeia 1938(4):173-182
1941 Trapido, Harold. A new species of Natrix from Texas. American Midland Naturalist 25(3):673-680
1972 Baker, Robert J., George A. Mengden, and James J. Bull. Karyotypic studies of thirty-eight species of North American snakes . Copeia 1972(2):257-265
1983 Mecham, John S. Nerodia harteri. Catalogue of American Amphibians and Reptiles (330):1-2
1991 Collins, Joseph T. Viewpoint: A new taxonomic arrangement for some North American amphibins and reptiles Herpetological Review 22(2):42-43
1992 Densmore, Llewellyn D., III, Francis L. Rose, and Stephanie J. Kain. Mitochondrial DNA evolution and speciation in water snakes (genus Nerodia) with special reference to Nerodia harteri. Herpetologica 48(1):60-68
2014 Crother, Brian I. The bold taxonomic hypotheses of Collins (1991): 23 years later. Herpetological Review 45(2):268-272

THE CENTER FOR NORTH AMERICAN HERPETOLOGY — Accessed: Saturday 26 April 2025 22:56 CT