CATALOG OF TYPE SPECIMENS OF MAMMALS 315 



*Hesperomys boylii Baird. 



Proc. Acad. Nat. Sci. Philadelphia 7 : 335, reported favorably for publica- 

 tion Apr. 24, 1855. 

 =Peromi/scns hoylii boylii (Baird). See Mearns, Preliminary Diagnoses of 

 New Mammals from the Mexican Border of the United States, p. 3, May 

 25, 1896. (Reprinted in Proc. U. S. Nat. Miis. 19: 139, Dec. 21 1896.) 



_^^. Mounted skin, and skull and tail vertebrae. Middle fork of 



1270 



the American River, near present town of Auburn, Eldorado 

 County, Calif. Collected by C. C. Boyle. Skin cataloged 

 January 4, 1855 ; skull, December 20, 1854. 



Sliin mounted and in wretched condition; skull Grade A. 



Type not designated by number. It is referred to in the original de- 

 scription as "collected on the middle fork of the American River, Calif., 

 C C. Boyle." In the list of specimens of Hesperomys 'boylii in Baird's 



356 



Mammals, No. Y270 -^^ ^^^ ^'^^y *^°® with the above data. It is con- 

 sequently to be taken as the type. 



*Peromyscus boylii penicillatus 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. 19 : 139, 

 Dec. 21, 1896.) 

 =Peroniyscus boylii ruidcyi J. A. Allen. See Bailey, Nortli. Amer. Fauna 

 25 : 98, Oct. 24, 1905. 



?^^. Skin and skull. Adult female. Franklin Mountains near 

 35426 



El Paso, El Paso County, Tex. February 19, 1892. Collected by 

 E. A. Mearns and F. X. Holzner. Original number 1463. 

 Well-made skin in good condition ; skull Grade A. 



f Peromyscus bullatus Osgood. 



Proc. Biol. Soc. Washington 17 : 63, Mar. 21, 1904. 

 54405. Skin and skull. Adult female. Perote, Veracruz, Mexico. 

 June 3, 1893. Collected by E. W. Nelson and E. A. Goldman. 

 Original number 4932. 



Well-made skin in good condition ; skull Grade A. 



*Hesperomys campestris LeConte. 



Proc. Acad. Nat. Sci. Philadelphia 6: 413, reported favorably for publi- 

 cation Oct. 25, 1853. 

 =Pcromyscus leucopus noveboracensis (Fischer). See Osgood, North Amer. 

 Fauna 28 : 117, Apr. 17, 1909. 



4726. Skin (no history of a skull). Immature. New Jersey. Col- 

 lected by J. E. LeConte. Cataloged April 13, 1861. 



Skin in very bad condition. LeConte's original specimens were in alcohol, 

 and this skin is evidently an attempt at making a dry preparation from 

 one of them. Large areas of hair have slipped from the back and belly. 



