276 BULLETIN 128, UNITED STATES NATIONAL MUSEUM. 



t*Perognathus longimembris longimembris (Coues)." 



1875. 0[tognosis] longimembris Coues, Proc. Acad. Nat. Sci. 



Philadelphia, p. 305. August 31, 1875. 

 1889. Perognathus longimembris Merriam, North Amer. Fauna, 



No. 1, p. 13. October 25, 1889. 

 Type Locality, — Old Fort Tejon, Tehachapi Mountains, Kern 



County, California. 

 Range. — Sonoran zone of the San Joaquin Valley, California 



and its immediate extensions. 



t*Perognathus longimembris panamintinus Merriam. 



1894. Perognathus longimembris panamintinus Merriam, Proc. 



Acad. Nat. Sci. Philadelphia, p. 265. September 27, 1894. 

 Ty^e Locality. — Perognathus Flat, Panamint Mountains, Inyo 



County, California. Altitude, 5,200 feet. 

 Range.— Panamint Mountains, California, and eastward through 



southern Nevada to St. George, Utah. 



t*Perognathus longimembris arenicola (Stephens). 



1900. Perognathus panamintinus arenicola Stephens, Proc. Biol. 

 Soc.Washmgton, vol. 13, p. 153. June 13, 1900. 



1918. P[erognathus] l[ongimembris] arenicola Osgood, Proc. Biol. 

 Soc. Washington, vol. 31, p. 96. June 29, 1918. 



Type Locality. — San Felipe Narrows, San Diego County, Cali- 

 fornia. 



*Perognathus longimembris bangsi Mearns. 



1898. Perognathus longimembris bangsi Mearns, Bull. Amer. 



Mus. Nat. Hist., vol. 10, p. 300. August 31, 1898. 

 Type Locality. — Palm Springs, Colorado Desert, Riverside 



County, California. 

 Range. — Desert valleys of southern and southeastern California. 



Lower Sonoran zone. 



t*Perognathus longimembris brevinasus (Osgood). 



1900. Perognathus panamintinus brevinasus Osgood, North 



Amer. Fauna, No. 18, p. 30. September 20, 1900. 

 Type Locality. — San Bernardino, San Bernardino County, 



California. 

 Range. — Known from a few scattered localities in extreme 



southwestern California. Upper Sonoran zone. 



According to Osgood (Proc. Biol. Soc. Washington, vol. 31, p. 96, June 29, 

 1918) this is perhaps a synonym of P. longimembris longimembris. 



n For present status of forms of Peroynafftw* ioM(;f7«em6rw see Osgood, Proc. Biol. Soc. Washington, 

 Vol. 31, pp. 95-96, June 29, 1918. 



