| Kingdom | Phylum | Class | Order | Family |
|---|---|---|---|---|
| ANIMALIA | MOLLUSCA | GASTROPODA | STYLOMMATOPHORA | ORTHALICIDAE |
| Scientific Name: | Bulimulus ochsneri |
| Species Authority: | (Dall, 1917) |
| Taxonomic Notes: | Synonym = Naesiotus ochsneri. |
| Red List Category & Criteria: | Critically Endangered B2ab(iii) ver 3.1 | |||||||||
| Year Assessed: | 2003 | |||||||||
| Assessor/s | Parent, C. | |||||||||
| Evaluator/s: | Coppois, G. & Seddon, M.B. (Mollusc Red List Authority) | |||||||||
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Justification: Bulimulus ochsneri is endemic to Santa Cruz Island in the Galápagos Islands. It is known from one population with a rang of less than 10 km². The range of suitable habitat for land snails on Santa Cruz Island has declined because of human activities (farming, road and house construction, etc.) and because of destruction or alteration by introduced species. |
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| History: |
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| Range Description: | Bulimulus ochsneri is endemic to the Galápagos Island of Santa Cruz (986 km²). It is known from one population with a range less than 10 km². |
| Countries: |
Native:
Ecuador (Galápagos)
|
| Population Trend: |
Unknown
|
| Habitat and Ecology: | Arid to transition zones. Found under rocks or on tree trunks (mostly Zanthoxylum fagara and Bursera graveolens). |
| Systems: | Terrestrial |
| Major Threat(s): | Habitat alteration and/or destruction by human activities (mostly farming) and introduced species. The invasive little fire ant, Wasmannia auropunctata, occurs on the island (Roque and Causton 1999). |
| Citation: | Parent, C. 2003. Bulimulus ochsneri. In: IUCN 2008. 2008 IUCN Red List of Threatened Species. <www.iucnredlist.org>. Downloaded on 20 April 2009. |
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