422 BULLETIN 17 8, UNITED STATES NATIONAL MUSEUM 



f Microdipodops megacephalus Merriam. 

 North Amer. Fauna 5 : 116, July 30, 1891. 

 24417, Skin and skull. Adult male. Halleck, East Humboldt Val- 



31823 



ley, Elko Coimty, Nev. October 23, 1890. Collected by Vernon 

 Bailey. Original number 2005. 



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



f Microdipodops megacephalus lucidus Goldman. 



Proc. Biol. Soc. Washington 39: 127, Dee. 27, 1926. 

 210397. Skin and skull. Clayton Valley, 8 miles southeast of Blair, 

 altitude about 4,500 feet, Esmeralda County, Nev. October 19, 

 1915. Collected by Luther J. Goldman. Original number 2424. 

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



f Microdipodops megacephalus oregonus Merriam. 



Proc. Biol. Soc. Washington 14 : 127, July 19, 1901. 

 80128. Skin and skull. Young adult male. Lake Alvord, Alvord 

 Desert, Harney County, Oreg. August 18, 1896. Collected by 

 C. P. Streator. Original number 5430. 

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



f Microdipodops pallidus Merriam. 



Proc. Biol. Soc. Washington 14 : 127, July 19, 1901. 

 93520. Skin and skull. Adult female. Ten miles east of Still- 

 water, Churchill County, Nev. May 11, 1898. Collected by H. C. 

 Oberholser. Original number 101. 

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



Genus PEROGNATHUS Wied 

 fPerognathus amplus Osgood. 



North Amer. Fauna 18 : 32, Sept. 20, 1900. 



^^. Skin and skull. Adult male. Fort Verde, Yavapai County,, 



46711 



Ariz. June 26, 1892. Collected by J. A. Loring. Original num- 

 ber 272. 



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



fPerognathus amplus jacksoni Goldman. 



Journ. Washington Acad. Sci. 23:465, Oct. 15, 1933. 

 212780. Skin and skull. Adult male. Congress Junction, alti- 

 tude 3,000 feet, Yavapai County, Ariz. June 21, 1916. Col- 

 lected by H. H. T. Jackson. Original number 381. 

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



