A spotted bat (Euderma maculatum) was picked up at the headquarters of Browns Park National Wildlife Refuge, Moffat County, Colorado, on 29 August 1981.
Finley, Robert B. Jr. and Creasy, James
"First specimen of the spotted bat (Euderma maculatum) from Colorado,"
Great Basin Naturalist: Vol. 42
, Article 5.
Available at: http://scholarsarchive.byu.edu/gbn/vol42/iss3/5