The Arizona myotis (Myotis occultus) or southwestern little brown myotis[2] is a vesper bat species inhabiting much of the southwestern United States and central Mexico as far south as the Distrito Federal.[1]

Arizona myotis
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia
Order: Chiroptera
Family: Vespertilionidae
Genus: Myotis
Species:
M. occultus
Binomial name
Myotis occultus
Hollister, 1909

Taxonomy and etymology

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It was described as a new species in 1909 by American zoologist Ned Hollister. The holotype was collected near Needles, California, in 1905.[3] Its specific name "occultus" is Latin for "hidden or concealed".

Description

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It is a small species with a total length of 96 mm (3.8 in)— of the total length, 40 mm (1.6 in) consists of its tail. Its fur is glossy brown with a cinnamon tint. The ventral fur and its face are paler brown.[3]

Range and habitat

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Its range includes parts of the Southwestern United States and the Mexican state of Chihuahua. It is found in a range of elevations from near sea level to 2,806 m (9,206 ft) above sea level.[1]

Conservation

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As of 2018, it is evaluated as a least-concern species by the IUCN. It meets the criteria for this classification because it has a wide geographic range, its range includes protected areas, and it is not likely experiencing rapid population decline.[1]

References

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  1. ^ a b c d Solari, S. (2018). "Myotis occultus". The IUCN Red List of Threatened Species. 2018: e.T136650A21990499. doi:10.2305/IUCN.UK.2018-2.RLTS.T136650A21990499.en.
  2. ^ "Mammals of Texas". Natural Science Research Laboratory. Texas Tech University. Retrieved 17 October 2023.
  3. ^ a b Hollister, N. (1909). "Two new bats from the southwestern United States". Proceedings of the Biological Society of Washington. 22: 43–44.