







| Kingdom | Phylum | Class | Order | Family |
|---|---|---|---|---|
| ANIMALIA | CHORDATA | MAMMALIA | RODENTIA | CRICETIDAE |
| Scientific Name: | Peromyscus bullatus | |||
| Species Authority: | Osgood, 1904 | |||
Common Name/s:
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| Red List Category & Criteria: | Critically Endangered B1ab(iii) ver 3.1 | |||
| Year Assessed: | 2008 | |||
| Assessor/s | Álvarez-Castañeda, S.T. & Castro-Arellano, I. | |||
| Evaluator/s: | McKnight, M. (Global Mammal Assessment Team) & Amori, G. (Small Nonvolant Mammal Red List Authority) | |||
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Justification: Listed as Critically Endangered because its extent of occurrence is less than 100 km2, all individuals are in a single location, and there is continuing decline in the extent and quality of its habitat. |
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| History: |
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| Population: | Before 1950, this rodent was known from seven specimens. This species was considered rare because only one specimen was collected by Hall and Dalquest (1963). Peromyscus bullatus exhibits very specific and strong habitat selection, and its preferred habitat is uncommon and restricted (Gonzalez-Ruiz et al. 2005). |
| Population Trend: |
Decreasing
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| Habitat and Ecology: | This species is poorly known. Dominant vegetation associations include grasslands and arid scrub in bottom lands and coniferous forests at higher elevations. This species is restricted to flat bottoms with areas of fine sandy soil that support grasses and a few trees (Juniperus dippeana) and Yucca. It has not been collected in rocky areas (Gonzalez-Ruiz et al. 2005). Females showed no signs of reproductive activity in March, June, September, or October (Gonzalez-Ruiz et al. 2005). |
| Systems: | Terrestrial |
| Major Threat(s): | A restricted range, a highly discriminating choice of habitat, low densities, and habitat deterioration may pose serious threats this species (Gonzales-Ruiz et al. 2005). This area is experiencing severe habitat loss due to conversion to agriculture. |
| Conservation Actions: | This species is protected in Mexico (NOM-059-ECOL-2001) |
| Citation: | Álvarez-Castañeda, S.T. & Castro-Arellano, I. 2008. Peromyscus bullatus. In: IUCN 2008. 2008 IUCN Red List of Threatened Species. <www.iucnredlist.org>. Downloaded on 07 January 2009. |
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