NORTH AMERICAN RECENT MAMMALS. 351 



t*Peromyscus thomasi Merriam. 



1898. Peromyscus { Megadontomys) thomasi Merriam, Proc. Biol. 

 Soc. Washington, vol. 12, p. 116. April 30, 1898. 



Type Locality. — Mountains near Chilpancingo, Guerrero, Mex- 

 ico. Altitude, 9,700 feet. 



Range. — High altitudes in mountains of central Guerrero, 

 Mexico. 



t*Peromyscus nelsoni Merriam. 



1898. Peromyscus {Megadontomys) nelsoni Merriam, Proc. Biol. 



Soc. Washington, vol. 12, p. 116. April 30, 1898. 

 Type Locality. — Jico, Vera Cruz, Mexico. Altitude, 6,000 feet. 

 Range. — Known only from the type locality. 



*Peromyscus flavidus (Bangs). 



1902. Megadontomys jiavidus Bangs, Bull. Mus. Comp. Zool., 



vol. 39, p. 27. April, 1902. 

 1909. Peromyscus jiavidus Osgood, North Amer. Fauna, No. 28, 



p. 221. April 17, 1909. 

 Type Locality. — Boquete, south slope of Volcan de Chiriqui, 



Panama. 

 Range. — Known only from the type locality. 



t*Peromyscus pirrensis Goldman. 



1912. Peromyscus pirrensis Goldman, Smiths. Misc. Coll., vol. 



60, No. 2, p. 5. September 20, 1912. 

 Type Locality. — Head of Rio Limon, Mount Pirri, eastern 

 Panama. Altitude, 4,500 feet. 



Subgenus OCHROTOMYS Osgood.^ 



1909. Oclirotomys Osgood, North Amer. Fauna, No. 28, p. 222. 

 April 17, 1909. Type, Arvicola nuttalli Harlan. 



*Peromyscus nuttalli nuttalli (Harlan) . 



1832. Arvicola nuttalli Harlan, Monthly Amer. Journ. Geol. 



and Nat. Sci., Philadelphia, p. 446. April, 1832. 

 1885. Hesferomys aureolus True, Proc. U. S. Nat. Mus., vol. 7 



(1884), p. 598. 1885. (Part.) 

 1898. Peromyscus nuttalli Bangs, Proc. Boston Soc. Nat. Hist. 



vol. 28, p. 197. March, 1898. 

 Type Locality. — Norfolk, Norfolk County, Virginia. 

 Range. — Southeastern Virginia and northern North Carolina; 



west to central Kentucky. 



*Peromyscus nuttalli aureolus (Audubon and Bachman). 



1841. Mus (Calomys) aureolus Audubon and Bachman, Proc. 

 Acad. Nat. Sci. Philadelphia, vol. 1, p. 98. 



»• Revised by Osgood, North Amer. Fauna, No. 28, pp. 222-226, Apr. 17, lfl09. 



