348 BULLETIN 17S, UNITED STATES NATIONAL liIUSEUM 



f Reithrodontomys microdon Merriam. 



Proc. Washington Acad. Sci. 3 : 548, Nov. 29, 1901. 

 76923. Skin and skull. Adult female. Todos Santos, altitude 

 10,000 feet, Guatemala. December 31, 1895. Collected by E. 

 W. Nelson and E. A. Goldman. Original number 8977. 

 Well-made skin in good condition ; skull Grade A. 



f Reithrodontomys microdon albilabris Merriam. 



Proc. Washington Acad. Sci. 3 : 549, Nov. 29, 1901. 

 68393. Skin and skull. Adult female. Cerro San Felipe, altitude 

 10,000 feet, Oaxaca, Mexico. August 25, 1894. Collected by 

 E. W. Nelson and E. A. Goldman. Original niunber 6629. 

 Well-made skin in good condition; skull Grade A. 



*Reithrodon montanus Baird. 



Proc. Acad. Nat. Sci. Philadelphia 7: 335, reported favorably for publica- 

 tion Apr. 24, 1855. 

 = Reithrodontomys montanus montanus (Baird). See Benson, Journ. Mamm. 

 16 : 139-142, May 15, 1935. 



-^^. Mounted skin, and skull. Probably near the upper end of 



the San Luis Valley, Saguache County, Colo. August 29 or 

 30, 1853. Collected by F. Kreutzfeldt, on Capt. J. W. Gunni- 

 son's expedition from Westport, Mo., to the Pacific coast in 1853-54. 

 (These data are taken from J. A. Allen, Bull. Amer. Mus. Nat. 

 Hist. 7: 124, 125, May 21, 1895.) 



Mounted skin in rather poor condition ; body doubled up ; both forelegs 

 missing. Both hindlegs present, but one is detached from the body ; tail 

 also detached, but present. Skull Grade A. 



Type not designated by number in the original description, but the 

 single specimen is referred to by number in Baird's Mammals of North 

 America, p. 450. 



fReithrodontomys orizabae Merriam. 



Proc. Washington Acad. Sci. 3: 550, Nov. 29, 1901. 

 =Reithro(Iontomiis chrysopsis orizabae Merriam. See Howell, North Amer. 

 Fauna 36: 69, June 5, 1914. 



53626. Skin and skull. Adult male. Mount Orizaba, altitude 

 9,500 feet, Puebla, Mexico. April 24, 1893. Collected by E. W. 

 Nelson and E. A. Goldman. Original number 4734. 

 Well-made skin in good condition; skull Grade D. 



fReithrodontomys perotensis Merriam. 



Proc. Washington Acad. Sci. 3 : 550, Nov. 29, 1901. 

 54424. Skin and skull. Adult male. Cofre dc Perote, altitude 

 9,500 feet, Veracruz, Mexico. May 31, 1893. Collected by 

 E. W. Nelson and E. A. Goldman. Original number 4912. 

 Well-made skin in good condition ; skull Grade A. 



