Lepidomeda altivelis


Taxonomy [top]

Kingdom Phylum Class Order Family

Scientific Name: Lepidomeda altivelis
Species Authority: Miller & Hubbs, 1960
Common Name(s):
English Pahranagat Spinedace

Assessment Information [top]

Red List Category & Criteria: Extinct ver 3.1
Year Published: 2013
Date Assessed: 2012-02-28
Assessor(s): NatureServe
Reviewer(s): Smith, K. & Darwall, W.R.T.
Facilitator/Compiler(s): Hammerson, G.A. & Ormes, M.
This species is listed as Extinct because no individuals have been found during the past several decades despite many surveys.
1996 Extinct

Geographic Range [top]

Range Description: Historically this species was confined to outflows from springs in middle and lower reaches of Pluvial White River in Pahranagat Valley, Nevada: outflow of Ash Springs and Upper Pahranagat Lake (Miller et al. 1989). It is evidently extinct. The last recorded collections were made by Miller and Hubbs in 1938, but they failed to find specimens in a 1959 survey (Miller et al. 1989).
United States
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: No occurrences remain. It is extinct.

Habitat and Ecology [top]

Habitat and Ecology: This species probably preferred moderately swift, clear spring outflows, but it also was collected in turbid, shallow, lentic waters of Pahranagat Lake (Lee et al. 1980).
Systems: Freshwater

Use and Trade [top]

Use and Trade: No information available.

Threats [top]

Major Threat(s): Its extinction possibly was due to competition with or predation by introduced species (carp, mosquitofish, bullfrogs) (Miller et al. 1989).

Conservation Actions [top]

Conservation Actions: This species is extinct, so it does not require additional protection or major management, monitoring, or research action.

Citation: NatureServe 2013. Lepidomeda altivelis. The IUCN Red List of Threatened Species. Version 2015.2. <>. Downloaded on 31 August 2015.
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