MAMMALS OF THE MEXICAN BOUNDARY. 



401 



Measurements of 24 specimens of Ptromyscus sonoriensis clc7nentis. 



1 1n American Museum of Natural History. New York. 



PEROMYSCUS MICHIGANENSIS PALLESCENS (Allen). 



PALLID MOUSE. 



Peromyscus texanus Allen, Bull. Am. Mus. Nat. Hist., VIII, 1896, p. 64 (not of 



Waterhouse). 

 Peromyscus michiganensis pallescens Allen, Bull. Am. Mus. Nat. Hist., VIII, Art. 



XIV, Nov. 21, 1896, pp. 238, 239 (original description).— Miller and Rehn, 



Proc. Bost. Soc. Nat. Hist., XXX, No. 1, Dec. 27, 1901, p. 80 (Syst. Results ^udy 



N. Am. Mam. to close of 1900). 

 [Peromyscus michiganensis] pallescens, Elliot, Field Col. Mus., Zool. Ser., II, 1901, 



p. 140 (Synop. Mam. N. Am.). 



Type-locality. — San Antonio, Texas. (Type, skin and skull, No. 

 ill 65) American Museum of Natural History.) 



Geographical range. — The subspecies in its typical form is known 

 only from the vicinity of San Antonio, Texas. Kansas spec'mens are 

 intermediate between the subspecies michiganensis and pallescens. 

 30639— No. 56—07 m 26 



