130 mus. onychomys. 



Brown Rat. 



Type locality. Alexandria, Egypt. 

 Geogr. Distr. Cosmopolitan. 



253. Mus musculus Linnaeus. 



Miis 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 inusculus jalapw Allen and Chapman. 



Mus musculus jalapcz 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. Cricetinse. 



Genus 59. Oiiyclioinys. 



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

 leucogaster Maximilian. 

 HypudcBus 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, 1S51, p. 327, pi. 100. 



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

 Ptib., 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. 



((. Oiii/c/iniii !/s Jriirogasfcr hrcviccuKhis Merriam. 



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

 1891, p. 52. Elliot, Syn. N. Am. Mamm., F. C. M. Pub., 

 II, 1901, p. 120. Zool. Ser. 



