MILLER AND EEHN: NORTH AMERICAN MAMMALS. 65 



Family MURIDAE. 



Subfamily Murinae, 



Genus MUS Linnaeus. 



1758. Mus LixxAEus, Syst. nat., x ed., i, p. 59. Name at 

 present restricted to genus including the species musculiis and 

 rattus. 



Mus alexandrinus Geoffroy. 



181S. JIus alexandrinus Geoffroy, Description de I'Egypte, 

 maramif^res, p. 733. 

 Regarded by Yerbury and Thomas (Proc. zool. soc. London, 

 1895, p. 553) as a form of J/».s' rattds. 



Type lo(^ality. — Alexandria, Egypt. 



Mus musculus Linnaeus. 



1758. [J/?^s] musculus Linnaeus, Syst. nat., x ed., i, p. 62. 

 Type locality. — Sweden. 



Mus musculus jalapae Allen and Chapman. 



1897. J///.S- musculus jalapae Allen and Chapman, Bull. 



Amer. mus. nat. hist., ix, p. 198. June 16, 1897. 

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



Mus norvegicus Erxleben. 



1777. [J/;^s•] norregicus Erxleben, Syst. regni anim., i, p. 



881. 

 Type locality. — Norway. 

 LTsually known as Mits deriimanus (Pallas, noY. sp. quadr. glir. 

 ord., p. 91, 1778). For change see Rehn, Proc. biol. soc. Wash- 

 ington, XIII, p. 167, October 81, 1900. 



Mus rattus Linnaeus. 



1758. \_Mus'] rattus Linnaeus, Syst. nat., x ed., i, p. 61. 

 Type locality. — Sweden. 



