MILLER AND REHN : NORTH AMERICAN MAMMALS. 73 
Type LOCALITY. — Old Fort Yuma, San Diego County, Cali¬ 
fornia, 
Peromyscus eremicus arenarius Mearns. 
1896. Pero 77 iysGus eremicus arenm'ius Mearns, Preliminary 
diagnoses of new mammals from the Mexican border of the 
United States, p. 2. May 25, 1896. (Reprint: Proc. 
U. S. nat. mus., xix, p. 138. December 21, 1896.) 
Type localita". — Banks of the Rio Grande, about six miles 
from El Paso, El Paso County, Texas. 
Peromyscus eremicus propinquus Allen. 
1898. Peromyscus eremicus lyropinquus Allen, Bull. Amer. 
mus. nat. hist., x, p. 154. April 12, 1898. 
Ta^pe localita". — San Pablo Point, San Pablo Bay, Lower 
California, Mexico. 
Peromyscus eva Thoaias. 
1898. Pero7nyscus era Thomas, Ann. and mag. nat. hist., 7th 
ser., I, p. 44. January, 1898. 
Type LOCALITA^ — San Jos6 del Cabo, Lower California, Mexico. 
Peromyscus exiguus Allen. 
1898. Per 077 iysens exiguus Allen, Bull. Amer. mus. nat. 
hist., X, p. 157. April 12, 1898. 
Type localital — San Martin Island, Lower California, Mexico. 
Peromyscus felipensis Merriaai. 
1898. Peromyscus felipe7%sis Merriaai, Proc. biol. soc. Wash¬ 
ington, XII, p. 122. April 30, 1898. 
Type locality. — Cerro San Felipe, State of Oaxaca, Mexico. 
Altitude, 10,200 feet. 
Peromyscus floridanus (Chapman). 
1889. IIespero7nys florida7ius Chapaian, Bull. Amer. mus. 
nat. hist., II, p. 117. June 7, 1889. 
1896. Pero77iyscus floridmius Bangs, Proc. biol. soc. Wash¬ 
ington, X, p. 122. November 5, 1896. 
Type locality. — Gainesville, Alachua County, Florida. 
Peromyscus fraterculus (Miller). 
1892. Vesperhnus fraterculus Miller, Amer. nat., xxvi, p. 
261. March, 1892. 
