Marstonia olivacea
Taxonomy [top]
| Kingdom | Phylum | Class | Order | Family |
|---|---|---|---|---|
| ANIMALIA | MOLLUSCA | GASTROPODA | LITTORINIMORPHA | HYDROBIIDAE |
| Scientific Name: | Marstonia olivacea | |||
| Species Authority: | Pilsbry, 1895 | |||
Common Name/s:
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| Synonym/s: |
Pyrgulopsis olivacea (Pilsbry, 1895)
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| Taxonomic Notes: | The genus Marstonia was formerly relegated to the synonomy of Pyrgulopsis by Hershler and Thompson (1987), but Thompson and Hershler (2002) later re-evaluated eastern North American species assigned to Pyrgulopsis and recognized them as distinct species of the genus Marstonia. | |||
Assessment Information [top]
| Red List Category & Criteria: | Extinct ver 3.1 | |||||||||
| Year Published: | 2011 | |||||||||
| Assessor/s: | Cordeiro, J. & Perez, K. | |||||||||
| Reviewer/s: | Bohm, M & Collen, B. | |||||||||
| Contributor/s: | Dyer, E., Soulsby, A.-M., Whitton, F., McGuinness, S., De Silva, R., Milligan, HT, Kasthala, G., Herdson, R., Thorley, J., McMillan, K. & Collins, A. | |||||||||
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Justification: Marstonia olivacea is likely to be extinct. It was only known from Big Spring Creek in Madison Co., Alabama (Mirarchi 2004). It has been thought to be extinct since the 1960s (J. Cordeiro pers. comm. 2010) and was last collected in 1940 (Goodrich 1944). |
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| History: |
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Geographic Range [top]
| Range Description: | This species was formerly known only from Big Spring Creek (Tennessee River drainage), Madison Co., Alabama, but is now extinct (Mirarchi et al. 2004, Hershler 1994). It has been thought to be extinct since the 1960s (J. Cordeiro pers. comm. 2010) and was last collected in 1940 (Goodrich 1944). |
| Countries: |
Regionally extinct:
United States (Alabama)
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| Range Map: | Click here to open the map viewer and explore range. |
Population [top]
| Population: | This species is thought to have been extinct since the 1960s. |
Habitat and Ecology [top]
| Habitat and Ecology: | This species was only known from Big Spring Creek in Madison Co., Alabama (Mirarchi et al. 2004). |
| Systems: | Freshwater |
Threats [top]
| Major Threat(s): | This species went extinct due to impoundment in the Tennessee Valley. |
Conservation Actions [top]
| Conservation Actions: | There are no conservation measures in place as this species is considered to be extinct. |
Bibliography [top]
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Burch, J. B. 1989. North American freshwater snails. Malacological Publications, California. Goodrich, C. 1944. Certain operculates of the Coosa River. Nautilus 58(1): 1-10. Hershler, R. 1994. A review of the North American freshwater snail genus Pyrgulopsis (Hydrobiidae). Smithsonian Contributions to Zoology 554: 1-124. Hershler, R. and Thompson, F.G. 1987. North American Hydrobiidae (Gastropoda: Rissoacea): redescription and the systematic relationships of Tryonia Stimpson, 1865 and Pyrgulopsis Call and Pilsbry, 1886. The Nautilus 101(1): 25-32. IUCN. 2011. IUCN Red List of Threatened Species (ver. 2011.2). Available at: http://www.iucnredlist.org. (Accessed: 10 November 2011). Mirarchi, R.E., Bailey, M.A., Garner, J.T., Haggerty, T.M., Best, T.L., Mettee, M.F. and O'Neil, P. 2004. Alabama Wildlife. Volume Four: Conservation and Management Recommendations for Imperiled Wildlife. University of Alabama Press, Tuscaloosa, Alabama. Thompson, F.G. and Hershler, R. 2002. Two genera of North American freshwater snails: Marstonia Baker, 1926, resurrected to generic status, and Floridobia, new genus (Prosobranchia: Hydrobiidae: Nymphophilinae). The Veliger 45(3): 269-271. |
| Citation: | Cordeiro, J. & Perez, K. 2011. Marstonia olivacea. In: IUCN 2011. IUCN Red List of Threatened Species. Version 2011.2. <www.iucnredlist.org>. Downloaded on 24 May 2012. |
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