Pacific Townsend's Big-Eared Bat
Corynorhinus townsendii (Cooper, 1837)
Taxonomy
| Kingdom | Animalia |
|---|---|
| Phylum | Chordata |
| Class | Mammalia |
| Order | Chiroptera |
| Family | Vespertilionidae |
| Genus | Corynorhinus |
| Species | Corynorhinus townsendii (Cooper, 1837) |
Description
Diagnostic characters
- Ecological class
- Trogloxene
- Realm
- Terrestrial
Distribution
Range
Known from 14 counties across four states.
Continent
North America
Country
United States
States and provinces
Arkansas, Kentucky, Oklahoma, Pennsylvania
Counties
- Arkansas
- Crawford, Madison, Marion, Washington
- Kentucky
- Estill, Jackson, Lee, Menifee, Morgan, Powell, Rockcastle
- Oklahoma
- Adair, Sequoyah
- Pennsylvania
- Fayette
Conservation and management
IUCN Red List
LC Least Concern
Assessed in 2017.
NatureServe
G4 Apparently Secure
National ranks
- United States
- N3 Vulnerable
- Canada
- N3 Vulnerable
Subnational ranks
- Arizona
- S3 Vulnerable
- Wyoming
- S2B Imperiled (breeding), S1N Critically Imperiled (non-breeding)
- Washington
- S3 Vulnerable
- Nebraska
- S1 Critically Imperiled
- Nevada
- S2 Imperiled
- Texas
- S3 Vulnerable
- South Dakota
- S2 Imperiled
- Oklahoma
- S3 Vulnerable
- Colorado
- S2 Imperiled
- Arkansas
- S1 Critically Imperiled
- Oregon
- S2 Imperiled
- Kansas
- S2 Imperiled
- Utah
- S3 Vulnerable
- Navajo Nation
- S2 Imperiled
- North Carolina
- S1 Critically Imperiled
- North Dakota
- SNR Unranked
- Idaho
- S3 Vulnerable
- Kentucky
- SNR Unranked
- Tennessee
- SNR Unranked
- West Virginia
- S2 Imperiled
- New Mexico
- S3 Vulnerable
- Montana
- S3 Vulnerable
- Virginia
- S1 Critically Imperiled
- Missouri
- SX Presumed Extirpated
- California
- S2 Imperiled
- British Columbia
- S3 Vulnerable
Ranks looked up 2 July 2026. Conservation status changes, and a rank here is as current as that date and no more.
State and federal status
Not listed under the U.S. Endangered Species Act.
References
- Dunivan, J.D., Tumlison, C.R. & McDaniel, V.R. 1982. Cave fauna of Arkansas: further records. Journal of the Arkansas Academy of Science 36: 87–88. https://scholarworks.uark.edu/jaas/vol36/iss1/28. details
- Fenolio, D.B. 2014. 2014 Ozark aquatic subterranean wildlife surveys. Report to Oklahoma Biological Survey. San Antonio Zoo, San Antonio, Texas, USA. 21 pp.
- Gannon, M.R. & Bovard, B.N. 2016. The value of bats: keystone species in the keystone state. In: Butchkoski, C.M., Reeder, D.M., Turner, G.G. & Whidden, H.P. (eds), Conservation and Ecology of Pennsylvania's Bats, pp. 5–31. The Pennsylvania Academy of Science, East Stroudsburg, Pennsylvania, USA.
- Harker, D.F., Jr. & Barr, T.C., Jr. 1979. Caves and associated fauna of Eastern Kentucky, Volume 3. Kentucky Nature Preserves Commission, Frankfurt, Kentucky, USA. 130 pp.
- Hart, J.A. & Brenner, F.J. 2016. The history of bat research in Pennsylvania. In: Butchkoski, C.M., Reeder, D.M., Turner, G.G. & Whidden, H.P. (eds), Conservation and Ecology of Pennsylvania's Bats, pp. 49–61. The Pennsylvania Academy of Science, East Stroudsburg, Pennsylvania, USA.
- McDaniel, V.R. & Gardner, J.E. 1977. Cave fauna of Arkansas: vertebrate taxa. Journal of the Arkansas Academy of Science 31: 68–71. https://scholarworks.uark.edu/jaas/vol31/iss1/22. details
- McLaren, S.B. & Wible, J.R. 2016. Pennsylvania bats preserved as museum specimens: a storehouse of information. In: Butchkoski, C.M., Reeder, D.M., Turner, G.G. & Whidden, H.P. (eds), Conservation and Ecology of Pennsylvania's Bats, pp. 63–74. The Pennsylvania Academy of Science, East Stroudsburg, Pennsylvania, USA.
This account was last revised 6 September 2026. Conservation ranks were looked up 2 July 2026.
How to cite this account
Data sources and funding are listed in the Acknowledgments.
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