_Range._--From approximately 40 degrees North Latitude in Pennsylvania and Kansas southward to central Florida and at least to extreme southern Texas; from the Atlantic Coast westward to south-central Kansas and Val Verde County, Texas. Marginal occurrences are: _Kansas_ (K. U. Collection): 4-1/2 mi. SW Sun City; Ft. Leavenworth. _Illinois_ (Necker and Hatfield, Bull. Chicago Acad. Sci., 6(3):45, 1941): Quincy; Urbana. _Indiana_ (Lyon, Amer. Midland Nat., 17:73, 1936): Monroe County; Franklin Co. _Ohio_ (Bole and Moulthrop, Sci. Publs. Cleveland Mus. Nat. Hist., 5(6):115, 1942: Hamilton Co.; Smoky Creek. _West Virginia_ (Kellogg, Proc. U. S. Nat. Mus., 84:449, 1937): Charleston; Smoke Hole Cave. _Pennsylvania_ (Rhoads, Mamms. Pa. and N. J., p. 211, 1903): Carlisle; Germantown. _New Jersey_: Haddonfield (Rhoads, Mamms. Pa. and N. J., p. 211, 1903). _Florida_: Tarpon Springs (Sherman., Proc. Florida Acad. Sci., p. 107, 1936). _Texas_: Brownsville (Bailey, N. Amer. Fauna, 25:211, 1905); Comstock (Bailey, _loc. cit._); Kerr Co. (Taylor and Davis, Game, Fish and Oyster Comm. Bull., 50:17, 1947). _Oklahoma_: 10 mi. S and 2 mi. E Sulphur (Blair, Amer. Midland Nat., 22:100, 1939). _Diagnosis._--Size large; eight specimens from Barber and Butler counties, Kansas, measure in total length, 84(77-89); tibia, 14.8(14.5-15); forearm, 33.5(31.8-35.3); greatest length of skull (exclusive of incisors), 12.8(12.3-13.1); breadth of braincase immediately above roots of zygomatic arches, 6.5(6.4-6.7). Color ranging from Snuff Brown to Sayal Brown. +Pipistrellus subflavus obscurus+ Miller _Pipistrellus subflavus obscurus_ Miller, N. Amer. Fauna, 13:93, October 16, 1897. _Type locality._--Lake George, Warren County, New York. _Range._--From southern Quebec and southern Ontario south to southern Ohio and West Virginia; from the Atlantic Coast west into Wisconsin. Marginal occurrences are: _Minnesota_: St. Peter (Swanson and Evans, Jour. Mamm., 17:39, 1936); Marine (Swanson, Tech. Bull. No. 2, Minnesota Dept. Conservation, p. 60, 1945). _Wisconsin_: Hurley (Greeley and Beer, Jour. Mamm., 30:198, 1949). _Quebec_: Joliet (Anderson, Nat. Mus. Canada, Biol. ser. No. 31, Bull. 102:30, 1946). _Vermont_: Brandon (Osgood, Jour. Mamm., 19:436, 1938). _Maine_: No locality more precise than the state (Allen, Occ. Papers Boston Soc. Nat. Hist., 7(3):35, June, 1904). _New York_: Hastings on Hudson (Rowley, Abstr. of Proc. Linnean Soc. N. Y., for yr. ending March 11, 1902, p. 57). _Pennsylvania_: Beaver (Rhoads, Mamms. Pa. and N. J., 1903, p. 211). _West Virginia_: Cornwall's Cave (Frum, Jour. Mamm., 25:195, 1944). _Ohio_: Cat Run (Bole and Moulthrop, Sci. Publs. Cleveland Mus. Nat. Hist., 5(6):116, 1942); Symmes Creek (Bole and Moulthrop, _loc. cit._); Dry Cave (Bole and Moulthrop, _loc. cit._); "Union County" (Rausch, Jour. Mamm., 27:275, 1946). _Wisconsin_: Devils Lake (Jackson, Jour. Mamm., 1:38, 1919).