130 mus. onychomys. 



Brown Rat. 



Type locality. Alexandria, Egypt. 

 Geogr. Distr. Cosn;iopolitan. 



253. Mus musculus Linnaeus. 



Mus musculus Linn., Syst. Nat., i, 1758, p. 62; i, 1766, p. 83. 

 Elliot, Syn. N. Am. Mamm., F. C. M. Pub., 11, 1901, p. 118. 

 Zool. Ser. Id. Mamm. Middle Amer. & W. Indies, F. C. M. 

 Pub., IV, Pt. I, 1904, p. 162. Zool. Ser. 

 House Mouse. 



Type locality. Sweden. 

 Geogr. Distr. Cosmopolitan. 



a. Mus musculus jalapce Allen and Chapman. 



Mus musculus jalapas Allen and Chapman, Bull. Am. Mus. Nat. 

 Hist. N. Y., 1897, p. 198. Elliot, Mamm. Middle Amer. & 

 W. Indies, F. C. M. Pub., iv, Pt. i, 1904, p. 163. Zool. Ser. 

 Jalapa House Mouse. 



Type locality. Jalapa, State of Vera Cruz, Mexico. 



Geogr. Distr. State of Vera Cruz, Mexico. Range unknown. 



Subfamily II. Cricetinae. 

 Genus 59. Onychomys. 



Onychomys Baird, N. Am. Mamm., 1857, p. 458. Type Hypudceus 

 leucogaster Maximilian. 

 Hypudceus Max., Reise N. Am., 11, 1841, p. 99. (nee Auct.) 



254. Onychomys leucogaster (Maximilian). 



Hypudceus leucogaster Max., Reise N. Am., 11, 1841, p. 99. 



Mus missouriensis Aud. & Bach., 11, 1851, p. 327, pi. 100. 



Onychomys leucogaster Elliot, Syn. N. Am. Mamm., F. C. M. 

 Pub., II, 1901, p. 119, fig. 29. Zool. Ser. 

 White-bellied Mole Mouse. 



Type locality. Clark, Clark County, South Dakota. 



Geogr. Distr. South Dakota, Missouri, Nebraska, Kansas, Okla- 

 homa and Indian Territories. 



a. Onychomys leucogaster hrevicaudus Merriam. 



Onychomys. leucogaster brevicaudus Merr., N." Am. Faun., No. 5, 

 Montan^^9^' P* ^^' ^^^^o^- ^y^- ^- ^^- Mamm., F. C. M. Pub., 

 theirdispef.901, p. 120. Zool. Ser. 



