62 PKKODII'US THOMOMYS. 



Perodipus streatori simulans Merriam. Biological Survey coll. 



Proc. Biol. S(K-. Wash., p. 144, July 14, 1004. 



Mili§- Skill iiiul skull. Adult female. Duizura, San Diej^o County, 

 California. Xovenihor 24, 1891. Collected by C. II. Marsh. 

 Original number 255. 



AVell-nuule skin in good condition; skull perfect, except for broken right audltal 

 Itulla and supraoccipital. 



Perodipus streatori Merriam. Biological Survey collection. 



Proc. Biol. Soc. Wash., IX, pp. 113-114, June 21, 1894. 



()4310. Skin and skull. Adult female. Carbondale, Amador County, 

 California. April 3, 1S94. Collected by C. P. Streator. Orioinal 

 number 3«!78. 



Well-made skin in good condition; skull perfect, except for slightly broken 

 right mastoid bulla. 



Perodipus agilis tularensis Merriam. Biological Survey collection. 



Proc. P.iol. Soc. Wash., XVII, p. 148, July 14, 1904. 



127158. Skin and skull. Adult female. Alila, Tulare County, Cali- 

 fornia. June 23, 1903. Collected by L. J. Goldman. Original 

 num))er 563. 



Well-made skin in good condition; skull perfect, except for absence of 

 lachrymals. 



Perodipus montanus utahensis Merriam. Biological Surve^^ coll. 



Proc. Biol. Soc. Wash., XVII, i)p. 143-144, July 14, 1904. 



55115. Skin and skull. Adult male. Ogden, Utah. July 15, 1893. 

 Collected by V. Bailey. Original number 4085. 

 Well-made skin in good condition; skull perfect. 



Perodipus venustus Merriam. Biological Survey collection. 



Proc. Biol. Soc. Wash., XVII, p. 142, July 14, 1904. 



51852. Skin and skull. Adult male. Santa Cruz, Calif ornia. March 

 12, 1893. Collected by G. B. Badger. Original number 46. 



Well-made skin in good condition; skull perfect, except for slightly injured 

 palate and pterygoid, and absence of right lachrymal. 



Family GPX)MYID.T^:. 



Genus THOMOMYS. 



Thomomys talpoides agrestis Merriam. Biological Survey collection. 

 Proc. Biol. Soc. Wash., XXI, p. 144, June 9, 1908. 



150725. Skin and skull. Adult female. Medano Ranch, San Luis 

 Valley, Colorado. October 29, 1907. Collected by M. Gary. 

 Original number 1205. 



Well-made skin in good condition; skull perfect. 



