Myotis grisescens A. H. Howell, 1909 . Proc. Biol. Soc. Washington, 22:46.

TYPE LOCALITY: USA, Tennessee, Marion Co., Nickajack Cave, near Shellmound .

DISTRIBUTION: Florida Panhandle to Kentucky, Indiana, Illinois, E Kansas and NE Oklahoma (USA).

STATUS: U.S. ESA - Endangered.

COMMENTS: Subgenus Leuconoe .