NORTH AMERICAN LAND MAMMALS. 233 



*Epimys rattus rattus (Linnaeus). 



1758. [Mus] rattus Linn^us, Syst. Nat., ecL 10, vol. 1, p. 61. 

 1908. Epimys rattus Satunin, Mitth. Kauk. Mus., Tiflis, vol. 4, 



p. 112. 

 Type Locality. — Sweden. 



*Epimys rattus alexandrinus (Geoffroy). 



1818. Mus alexandrinus Geoffroy, Description de I'Egypte, 



maminiferes, p. 733. 

 Type Locality. — Alexandria, Egypt. 



Genus MUS Linnaeus, /c^*'*''**^ ' ' ^ < 



1758. Mus Linn^us, Syst. Nat., ed. 10, vol. 1, p. 59. Type, 

 Mus musculus Linn^us (by tautonymy). 



*Mus musculus musculus Linnaeus. 



1758. [Mus] musculus Linn^us, Syst. Nat., ed. 10, vol. 1, p. 62. 

 Type Locality. — Sweden. 



*Mus musculus jalapae Allen and Chapman. 



1897. Mus musculus jalapse Allen and Chapman, Bull. Amer. 



Mus. Nat. Hist., vol. 9, p. 198. June 16, 1897. 

 Type Locality. — Jalapa, State of Vera Cruz, Mexico. 



Family GEOMYID^. , /> / /^, 



Genus THOMOMYS Wied. G^*^ \j 



183^. TJiomomys Wied, Nova acta phys. med. acad. caes. Leop.-. 

 Carol., vol. 19, pt. 1, p. 377. Type, Thomomys rufescens Wied. 



Subgenus Thomomys Wied. 



*Thoinoinys albatus Grinnell. 



1912. TJiomomys albatus Grinnell, Univ. Calif. Publ. Zool., vol. 



10, p. 172. June 7, 1912. 

 Type Locality. — West side of Colorado River, at old Hanlon 

 ranch, near Pilot Knob, Imperial County, California. 



t*Thomomys alpinus alpinus Merriam. 



1897. Tlioinomys alpinus Merriam, Proc. Biol. Soc. Washing- 

 ton, vol. 11, p. 216. July 15, 1897. 



Type Locality. — Big Cottonwood Meadows, 8 miles southeast 

 of Mount Whitney peak. High Sierra, Tulare County, Cali- 

 fornia. Altitude, 10,000 feet. 



t*Thomomys alpinus awahnee Merriam. 



1908. Thomomys alpinus awahnee Merriam, Proc. Biol. Soc. 



Washington, vol. 21, p. 146. June 9, 1908. 

 Type Locality. — Yosemite Valley, Mariposa County, California. 



