Eastern Small-Footed Bat
Myotis leibii (Audubon & Bachman, 1842)
Taxonomy
| Kingdom | Animalia |
|---|---|
| Phylum | Chordata |
| Class | Mammalia |
| Order | Chiroptera |
| Family | Vespertilionidae |
| Genus | Myotis |
| Species | Myotis leibii (Audubon & Bachman, 1842) |
Description
Diagnostic characters
- Ecological class
- Trogloxene
- Realm
- Terrestrial
Distribution
Range
Known from 22 counties across six states.
Continent
North America
Country
United States
States and provinces
Arkansas, Georgia, Kentucky, Pennsylvania, Tennessee, Virginia
Counties
- Arkansas
- Newton, Searcy
- Georgia
- Dade, Union
- Kentucky
- Barren, Breckinridge, Carter, Edmonson, Jackson, Lee, Letcher, Menifee, Rockcastle, Wayne
- Pennsylvania
- Bucks, Lycoming, Mifflin, Somerset
- Tennessee
- Campbell, Carter, Fentress
- Virginia
- Lee
Conservation and management
IUCN Red List
EN Endangered
Assessed in 2018.
NatureServe
G4 Apparently Secure
National ranks
- United States
- N3 Vulnerable
- Canada
- N2 Imperiled
Subnational ranks
- North Carolina
- S2 Imperiled
- Oklahoma
- S1 Critically Imperiled
- Kentucky
- S2 Imperiled
- Indiana
- S2 Imperiled
- Ohio
- SH Possibly Extirpated
- Illinois
- S1 Critically Imperiled
- New York
- S2 Imperiled
- Vermont
- S1 Critically Imperiled
- Maryland
- S1 Critically Imperiled
- New Jersey
- S1 Critically Imperiled
- Massachusetts
- S1 Critically Imperiled
- Virginia
- S2 Imperiled
- Connecticut
- S1B Critically Imperiled (breeding)
- South Carolina
- S2 Imperiled
- District of Columbia
- SNR Unranked
- Missouri
- S2 Imperiled
- Georgia
- S2 Imperiled
- West Virginia
- S2 Imperiled
- Pennsylvania
- S2 Imperiled
- Arkansas
- S1 Critically Imperiled
- New Hampshire
- S1 Critically Imperiled
- Tennessee
- S2 Imperiled
- Maine
- S1 Critically Imperiled
- Quebec
- S1 Critically Imperiled
- Ontario
- S2 Imperiled
Ranks looked up 15 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
- Bailey, V. 1933. Cave Life of Kentucky. US Department of Agriculture, Bureau of Biological Survey, Washington, DC, USA. 256 pp.
- Barr, T.C., Jr. & Kuehne, R.A. 1971. Ecological studies in the Mammoth Cave system of Kentucky. II. The Ecosystem. Annales de Speleologie 26: 47–96. doi:10.5038/1827-806X.3.1.10
- Collins, J. & Sanders, C. 2016. A summary of bat-friendly gates and applications in Pennsylvania. In: Butchkoski, C.M., Reeder, D.M., Turner, G.G. & Whidden, H.P. (eds), Conservation and Ecology of Pennsylvania's Bats, pp. 201–208. The Pennsylvania Academy of Science, East Stroudsburg, Pennsylvania, USA.
- Johnson, J.S., Scafini, M.R., Sewall, B.J. & Turner, G.G. 2016. Hibernating bat species in Pennsylvania use colder winter habitats following the arrival of white-nose syndrome. In: Butchkoski, C.M., Reeder, D.M., Turner, G.G. & Whidden, H.P. (eds), Conservation and Ecology of Pennsylvania's Bats, pp. 181–199. The Pennsylvania Academy of Science, East Stroudsburg, Pennsylvania, USA.
- Lamb, J. & Wyckoff, G. 2010. White-nose syndrome monitoring and response report for Tennessee. Tennessee Bat Working Group. 24 pp.
- 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.
- Trumbore, L.E., Reynolds, R.J., Thomas, S.C., Orndorff, W., Cramphorn, B., Gladstone, N.S., Harden, C.W., Lewis, J.J., Milne, M.A., Ober, K.A., Shear, W.A., Stephen, C.D.R. & Zigler, K.S. 2024. Cave biodiversity of Cumberland Gap National Historical Park. Journal of Cave and Karst Studies 86: 13–24. doi:10.4311/2022LSC0116
- Zigler, K.S., Niemiller, M.L., Stephen, C.D.R., Ayala, B.N., Milne, M.A., Gladstone, N.S., Engel, A.S., Jensen, J.B., Camp, C.D., Ozier, J.C. & Cressler, A. 2020. Biodiversity from caves and other subterranean habitats of Georgia, USA. Journal of Cave and Karst Studies 82: 125–167. doi:10.4311/2019LSC0125
This account was last revised 6 September 2026. Conservation ranks were looked up 15 July 2026.
How to cite this account
Myotis leibii (Audubon & Bachman, 1842). Cave Biology Data Portal, account SP-2687. https://cavebiology.org/species/myotis-leibii/ (accessed 22 October 2026).
Data sources and funding are listed in the Acknowledgments.
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