MILLER AND REHN: NORTH AMERICAN MAMMALS. 87 



Peromyscus tiburonensis Mearns. 



1897. Peromyscus tiburonensis MEARNS, Proc. U. S. nat. 



mus., xix, p. 720. June 30, 1897. 

 TYPE LOCALITY. Tiburon Island, Gulf of California, Mexico. 



Peromyscus tornillo Mearns. 



1896. Peromyscus tornillo MEARNS, Preliminary diagnoses of 

 new mammals from the Mexican border of the United States, 

 p. 3. March '25, 1896. (Reprint : Proc. U. S. nat. mus., 

 xvui, p. 445. May 23, 1896.) 



TYPE LOCALITY. Rio Grande, about six miles above El Paso, 

 El Paso County, Texas. 



Peromyscus truei (Shufeldt). 



1886. Hesperomys truei SHUFELDT, Proc. U. S. nat. mus., 



vin, p. 407. September 14, 1885. 

 1895. P\eromyscus\ truei ALLEN, Bull. Amer. mus. nat. hist., 



vn, p. 229. June 29, 1895. 

 TYPE LOCALITY. Fort Wingate, Valencia County, New 



Mexico. 



Peromyscus yucatanicus Allen and Chapman. 



1897. Peromyscus yucatanicus ALLEN and CHAPMAN, Bull. 

 Amer. mus. nat. hist., ix, p. 8. February 23, 1897. 



TYPE LOCALITY. Chichen-Itza, Yucatan. 



Peromyscus zarhynchus Merriam. 



1898. Peromyscus zarhynchus MERRIAM, Proc. biol. soc. 

 Washington, xn, p. 117. April 30, 1898. 



TYPE LOCALITY. Tumbala, State of Chiapas, Mexico. 



Peromyscus zarhynchus cristobalensis Merriam. 



1898. Peromyscus zarhynchus cristobalensis MERRIAM, Proc. 



biol. soc., Washington, xn, p. 117. April 30, 1898. 

 TYPE LOCALITY. San Cristobal, State of Chiapas, Mexico. 



Genus RHIPIDOMYS Tschudi. 



1845. Rhipidomys TSCHUDI, Fauna peruana, p. 183. Type. 

 Hesperomys leucodactylus TSCHUDI. 



