| Kingdom | Phylum | Class | Order | Family |
|---|---|---|---|---|
| ANIMALIA | MOLLUSCA | GASTROPODA | LITTORINIMORPHA | HYDROBIIDAE |
| Scientific Name: | Somatogyrus crassilabris | |||
| Species Authority: | Walker, 1915 | |||
Common Name/s:
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| Red List Category & Criteria: | Extinct ver 3.1 | |||||||||
| Year Assessed: | 2011 | |||||||||
| Assessor/s: | Cordeiro, J. & Perez, K. | |||||||||
| Reviewer/s: | Bohm, M & Collen, B. | |||||||||
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Justification: Somatogyrus crassilabris has been assessed as Extinct as despite recent surveys it has not been found. |
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| History: |
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| Range Description: | This species is only known from the North Fork of the White River in Baxter County, Arkansas (Robison and Allen 1995). The only known specimen is the type specimen (Walker 1915, Hinkley 1915). |
| Countries: |
Regionally extinct:
United States (Arkansas)
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| Population: | This species is thought to be Extinct (IUCN 2009). Despite recent surveys it has not been found. |
| Habitat and Ecology: | There is no specific habitat information available for this species, but it is only known from the North Fork of the White River in Baxter County, Arkansas (Robison and Allen 1995). |
| Systems: | Freshwater |
| Major Threat(s): | There is no threat information available for this species, but it is considered Extinct. |
| Conservation Actions: | This species is classified as Extinct (IUCN 2009). |
| Citation: | Cordeiro, J. & Perez, K. 2011. Somatogyrus crassilabris. In: IUCN 2011. IUCN Red List of Threatened Species. Version 2011.2. <www.iucnredlist.org>. Downloaded on 09 February 2012. |
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