Empetrichthys latos pahrump Miller, 1948

Pahrump Ranch poolfish, Pahrump killifish



Taxonomy & Nomenclature



Conservation Status

Extinct (Burkhead, 2012)

Last record: c.1958 (Miller, 1961 fide Miller et al. 1989:31)


Estimated date of extinction: 1958 (Burkhead, 2012)



Pahrump Valley, Nevada, USA


Biology & Ecology




USNM 00112073 (sex not specified): collected by F. H. Miller & R. R. Miller (1942) from Pahrump Valley, Nevada, USA. (


CAS 22990 (sex not specified): collected by J. A. Kopec (1948) from Pahrump Valley, Nevada, USA. (


CAS 47063 (sex not specified): collected by J. A. Kopec (1948) from Pahrump Valley, Nevada, USA. (






Original scientific description:

Miller, Robert Rush. (1948). The cyprinodont fishes of the Death Valley system of eastern California and southwestern Nevada. Misc. Publ. Mus. Zool. Univ. Mich. 68: 1-155.


Other references:

Burkhead, Noel M. (2012). Extinction Rates in North American Freshwater Fishes, 1900–2010. BioScience 62(9): 798-808.

Campbell, D. C. and Piller, K. R. (2017). Let’s jump in: A phylogenetic study of the great basin springfishes and poolfishes, Crenichthys and Empetrichthys (Cyprinodontiformes: Goodeidae). PLoS ONE 12(10): e0185425.

Day, David. (1981). The Doomsday Book of Animals: A Natural History of Vanished Species. New York, N.Y.: The Viking Press.

Huber, J. H. (1996). (Ref 27139). Empetrichthys latos pahrump. FishBase. Downloaded on December 12, 2010.

Jelks, Howard L., Walsh, Stephen J., Burkhead, Noel M., Contreras-Balderas, Salvador, Díaz-Pardo, Edmundo, Hendrickson, Dean A., Lyons, J., Mandrak, Nicholas E., McCormick, Frank, Nelson, Joseph F., Platania, Steven P., Porter, Brady A., Renaud, Claude B., Schmitter-Soto, Juan Jacabo, Taylor, Eric B. and Warren, Melvin L. Jr. (2008). Conservation status of imperiled North American freshwater and diadromous fishes. Fisheries 33(8): 372-407.

Miller, Robert Rush. (1961). Man and the changing fish fauna of the American southwest. Papers of the Michigan Academy of Science, Arts, and Letters 46: 365-404.

Miller, R. R., Williams, J. D. and Williams, J. E. (1989). Extinctions of North American fishes during the past century. Fisheries 14(6): 22-38.

Sokol, O. (1954). To the desert for fishes. Aquarium J. 25: 178-182.


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