MILLER AND REHN: NORTH AMERICAN MAMMALS. 63 



1885. Castor fiber TRUE, Proc. U. S. nat. mus., vii (1884), 



p. 596. 1885. 

 TYPE LOCALITY. Hudson Bay. 



Castor canadensis carolinensis Rhoads. 



1898. Castor canadensis carolinensis RHOADS, Trans. Amer. 



philos. soc., n. s., xix, p. 420. September, 1898. 

 TYPE LOCALITY. Dan River, near Danbury, Stokes County, 



North Carolina. 



Castor canadensis frondator Mearns. 



1897. Castor canadensis frondator MEARNS, Preliminary 

 diagnoses of new mammals of the genera Sciurus, Castor, 

 Neotoma and Sigmodon, from the Mexican border of the 

 United States, p. 2. March 5, 1897. (Reprint: Proc. U. S. 

 nat. mus., xx, p. 503. January 19, 1898.) 



TYPE LOCALITY. San Pedro River, State of Sonora, Mexico, 

 near monument no. 98 of the Mexican boundary line. 



Castor canadensis pacificus Rhoads. 



1898. Castor canadensis pacificus RHOADS, Trans. Amer. 

 philos. soc., n. s., xix, p. 422. September, 1898. 



TYPE LOCALITY. Lake Kichelos, Cascade Mountains, Kitti- 

 tass County, Washington. 



Family APLODONTIIDAE. 



Genus APLODONTIA Richardson. 



1829. Aplodontia RICHARDSON, Zool. journ., iv, p. 334. Janu- 

 ary, 1829. Type. Aplodontia leporina RICHARDSON = Anisonyx 

 rufa RAFINESQUE. 



Aplodontia major Merriam. 



1886. Aplodontia major MERRIAM, Ann. New York acad. 

 sci., in, p. 316. May, 1886. 



