MILLER AND HEHN: NORTH AMERICAN MAMMALS. 91 



Type LOCALITY. — Left bank of the Rio Grande, about six 

 miles above El Paso, El Paso County, Texas. 



Sigmodon hispidus spadicipygus Bangs. 



1898. Sufiiiodon hisjjidiifs tipadicipygus BAX(iS, Proc. Boston 



soc. nat. hist., xxviii, p. 19"i. March, 1898. 

 Type locality. — Cape Sable, Monroe County, P^lorida. 



Sigmodon hispidus texianus (Audubon and Bachman). 



18.5o. Arvicola texiana Auduhox and Bachmax, Quad. N. 



Amer., iii, p. 229. 

 1891. Si(/modon hispidus texianus Allen, Bull. Amer. mus. 



nat. hist., iii, p. 287. June 80, 1891. 

 Type i^ofALiTY. — Brasos River, Texas. 



Sigmodon mascotensis Allen. 



1897. Siijmodoa mascotensis Allen, Bull. Amer. mus. nat. 



hist., IX, p. 54. March 15, 1897. 

 Type locality. — Mineral San Sebastian, Mascota, State of 

 Jalisco, Mexico. 



Sigmodon minimus Mearns. 



1894. tSiyinodon viininia Meaexs, Proc. U. S. nat. mus., 

 XVII, p. 130. July 19, 1894. 



Type locality. — Upper corner monument, Grant County, New 

 Mexico, on the Mexican boundary line, 100 miles west of the 

 initial monument on the west bank of the Rio Grande. 



Sigmodon toltecus ( Saussure ) . 



1860. Ilespefomys toltecus Saussure, Revue et magasin de 



zoologie, 2d ser., xii, p. 98. 

 1897. tSiymodon toltecus Allen, Bull. Amer. mus. nat. hist., 



IX, p. 54. March 16, 1897. 

 Type locality. — Mountains of the State of Vera Cruz, 



Mexico. 



Genus ORYZOMYS Baird. 



1857. Oryzornys Baikd, Maram. N. Amer., p. 458. Type. 

 Mus palustris Haklan. 



