Myotis planiceps


Taxonomy [top]

Kingdom Phylum Class Order Family

Scientific Name: Myotis planiceps
Species Authority: Baker, 1955
Common Name(s):
English Flat-headed Myotis

Assessment Information [top]

Red List Category & Criteria: Endangered B1ab(iii); D ver 3.1
Year Published: 2008
Date Assessed: 2008-06-30
Assessor(s): Arroyo-Cabrales, J., Álvarez-Castañeda, S.T., S., Cuarón, A.D. & de Grammont, P.C.
Reviewer(s): Medellín, R. (Chiroptera Red List Authority) & Schipper, J. (Global Mammal Assessment Team)
Listed as Endangered because there are only 250 mature individuals currently known to exist within an extent of occurrence of less than 5,000 km².
2000 Critically Endangered
1996 Extinct

Geographic Range [top]

Range Description: This species occurs in Coahuila, Nuevo León, and Zacatecas (Mexico) (Simmons, 2005). Its extent of occurrence has been calculated between 95 and 465 km² (Cuaron and de Grammont pers. comm. )
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: It is considered at the moment that are less than 250 mature individuals (Arroyo-Cabrales pers. comm.)
Population Trend: Decreasing

Habitat and Ecology [top]

Habitat and Ecology: Little is known about the ecology of Myotis planiceps. Apparently, this species is confined to montane forests. Possibly, it roosts in crevices. It is insectivorous; some stomach contents contained insects. No reproductive data are known (Matson, 1975). Habitat loss between 16 - 21% over the last ten years (Cuaron and de Grammont pers. comm.)
Systems: Terrestrial

Threats [top]

Major Threat(s): Habitat loss due its very restricted roost habit in yacca trees accompanied by pynion pines (Arroyo-Cabrales pers. comm.)

Conservation Actions [top]

Conservation Actions: The species is including inside the Mexican regulation for species conservation NOM-59-SEMARNAT-2001 (under P categorie which means Endangered of extinction). The protection of this species is being undertaken by the Program for Mexican Bat Conservation (PCMM) (Arroyo-Cabrales pers. comm.).

Bibliography [top]

IUCN. 2008. 2008 IUCN Red List of Threatened Species. Available at: (Accessed: 5 October 2008).

Matson, J. O. 1975. Myotis planiceps. Mammalian Species 60: 1-2.

Simmons, N. B. 2005. Order Chiroptera. In: D. E. Wilson and D. M. Reeder (eds), Mammal Species of the World, pp. 312-529. The Johns Hopkins University Press, Baltimore, MD, USA.

Citation: Arroyo-Cabrales, J., Álvarez-Castañeda, S.T., S., Cuarón, A.D. & de Grammont, P.C. 2008. Myotis planiceps. The IUCN Red List of Threatened Species. Version 2015.2. <>. Downloaded on 30 August 2015.
Disclaimer: To make use of this information, please check the <Terms of Use>.
Feedback: If you see any errors or have any questions or suggestions on what is shown on this page, please provide us with feedback so that we can correct or extend the information provided