_Specimens examined._--Total 65, all from TEXAS and distributed as follows: _Brazos County_: 1/2 mi. NW College Station, 1[55]; _3 mi. W College Station_, _1 mi. W Easterwood Airport_, 1[55]; _College Station_, 1[55]. _Walker County_: Huntsville, 1[55]. _Hardin County_: Sour Lake, 1[57]. _Jefferson County_: 7 mi. S Labelle, 10. _Harris County_: 6 mi. NE Crosby, 1[56]. _Colorado County_: _10 mi. N Eagle Lake_, 1[55]; _9 mi. N Eagle Lake_, 1[55]; 2 mi. W Eagle Lake, 1; _Eagle Lake_, 1[55], 5. _Fort Bend County_: Richmond, 4[57]. _Galveston County_: _Texas City_, 6[58]; Virginia Point, 1[57]. _Brazoria County_: _Austin Bayou near Alvin_, 2[57]; 14 mi. SSE Alvin, 2[59]; type locality, 7[57] (including the type). _Lavaca County_: 4 mi. W Hallettsville, 1[55]; _1 mi. SW Hallettsville_, 3[55]; _13.7 mi. SW Hallettsville_, 2[55]; 4 mi. NE Yoakum, 11. _Marginal records._--TEXAS: Huntsville; Sour Lake; 7 mi. S La Belle; Virginia Point; 14 mi. SSE Alvin; type locality; 4 mi. NE Yoakum; 4 mi. W Hallettsville; 1/2 mi. NW College Station. [55] Texas A & M, Cooperative Wildlife Research Collection. [56] Carnegie Museum. [57] U. S. Nat. Museum (Biol. Surv. Coll.). [58] Los Angeles County Museum. [59] American Museum of Natural History. =Baiomys taylori taylori= (Thomas) _Hesperomys_ (_Vesperimus_) _taylori_ Thomas, Ann. Mag. Nat. Hist., ser. 5, 19:66, January, 1887. _Baiomys taylori_ [_taylori_], Mearns, Bull. U. S. Nat. Mus., 56:381, April 13, 1907; Stickel and Stickel, Jour. Mamm., 30:141, May 23, 1949. Baiomys taylori taylori, Miller, Bull. U. S. Nat. Mus., 79:136, December 31, 1912; Miller, Bull. U. S. Nat. Mus., 128:317, April 29, 1924; Anthony, Field Book of North American Mammals, p. 327, 1928; Ellerman, The Families and Genera of Living Rodents, 2:402, March 21, 1941; Taylor and Davis, Texas Game, Fish and Oyster Comm. Bull., 27:56, August, 1947 (part); Blair, Texas Jour. Sci., 2:104, March 31, 1950; Goldman, Smith. Miscl. Coll., 115:373, 426, July 31, 1951; Baker, Univ. Kansas Publs., Mus. Nat. Hist., 5:212, December 15, 1951; Blair, Texas Jour. Sci., 4:242, June 30, 1952; Hooper, Occas. Papers, Univ. Michigan, Mus. Zool., 544:7, March 25, 1953; Dalquest, Louisiana State Univ. Studies (Biol. Sci. Ser.), 1:155, December 28, 1953 (part); Blair, Adv. in Genetics, 5:10, January 27, 1954; Miller and Kellogg, Bull. U. S. Nat. Mus., 205:511, March 3, 1955; Baker, Univ. Kansas Publs., Mus. Nat. Hist., 9:273, June 15, 1956; Packard, Proc. Biol. Soc. Washington, 71:17, April 11, 1958; Hall and Kelson, The Mammals of North America, 2:659, March 31, 1959 (part). _Cricetus_ (_Vesperimus_) _taylori_, Thomas, Proc. Zool. Soc. London, 68:446, November 20, 1888. _Sitomys taylori_, Merriam, Proc. Biol. Soc. Washington, 7:170, September 29, 1892.