NORTH AMERICAN RECENT MAMMALS. 317 



t*Reithrodontomys microdon albilabris Merriam. 



1901. Reiihrodontomys microdon alhilahris Merriam, Proc. Wash- 

 ington Acad. Sci., vol. 3, p. 549. November 29, 1901. 

 Type Locality. — Cerro San Felipe, Oaxaca, Mexico. Altitude, 



10,000 feet. 

 Range. — Known only from the type locality. 



Genus BAIOMYS True.«^- 



1894. Baiomys True, Proc. U. S. Nat. Mus., vol. 16 (1893) , p. 758. 

 February 7, 1894. Type, Hesperomys taylori Thomas. 



*Baiomys taylori taylori (Thomas). 



1887. Hesperomys {Vesperimus) taylori Thomas, Ann. and Mag. 



Nat. Hist., ser. 5, vol. 19, p. 66. January, 1887. 

 1907. Baiomys taylori Mearns, Mamm. Mex. Bound., p. 381. 



April 13, 1907. 

 Type Locality. — San Diego, Duval County, Texas. 

 Range. — Southern Texas from the vicinity of Matagorda Bay 



westward to Bexar County and thence south to the Rio 



Grande; south into Nuevo Leon and thence to southern 



Tamaulipas. Lower Sonoran zone. 



t*Baiomys taylori subater (BailejO- 



1905. Peromyscus taylori subater Bailey, North Amer. Fauna, 



No. 25, p. 102. October 24, 1905. 

 1912. Baiomys taylori subater Miller, North Amer. Land 



Mamm. 1911, p. 137. December 31, 1912. 

 Type Locality. — Bernard Creek, near Columbia, Brazoria 



County, Texas. 

 Range. — Coast region of southeastern Texas from the vicinity 



of Matagorda Bay eastward. Austroriparian zone. 



*Baiomys taylori paulus (Allen). 



1903. Peromyscus paulus Allen, Bull. Amer. Mus. Nat. Hist., 



vol. 19, p. 598. November 12, 1903. 

 tl904. Peromyscus allex Osgood, Proc. Biol. Soc. Washington, vol. 



17, p. 76. March 21, 1904. (Colima, State of Colima, Mexico.) 

 1912. Baiomys taylori paulus Miller, North Amer. Land Mamm. 



1911, p. 137. December 31, 1912. 

 Type Locality.— Rio Sestin, northwestern Durango, Mexico. 

 Range. — Lower Sonoran and arid tropical parts of western 



Mexico, from central Chihuahua south and west through 



Durango, Sinaloa, and Jalisco to Colima. 



•» Revised (as subgenus of Peromyscus) by Osgood, North Amer. Fauna, No. 28, pp. 252-260, Apr. 17, 1909- 



