PEROGNATHUS. 49 



Perognathus baileyi Moi rijini. Biological Survey collection. 



I'roc. Afiid. Nat. Sci. Phila., 1894, pp. 262-263, fig. 1, Septembt-r 27, 1S94. 



aH^I- Skin tuid skull. Adult female. Ma}j;dalena, Sonora, Mexico. 

 November 3, 1889. Collected by V. Bailey. Original number 

 633. 



Well-made skin in good condition; skull perfect. 



Perognathus bimaculatus Merriam. 



North Amer. Fauna, No. 1, p. 12, October 25, 1889. 

 = Perognathus flavus bimaculatus (Merriam). See Osgood, North Anier. Fauna, 

 No. IS. p. 24, Septeml)er 20, 1900. 



s%S%%- Skin and .skull. Adult male. Fort "Whipple, Yavapai County, 

 Arizona. May21,18«)5. Collected by Dr. Elliott Coues. "Expl.s. 

 in the Rocky' Mts., No. 1499, Dr. Elliott Coues, U. S. A." Skin 

 catalogued February 12, 1866; skull, July 3, 1889. 



Fairly well-made skin in good condition. It was probably first made up witii 

 the skull inside, which lias since been taken out. But Httle of the skull is present. 

 Most of lower jaw, rostnnn and ui^per incisors, each of the upper tooth rows in 

 a separate piece, and parts of the parietals are present. 



Perognathus bombycinus Osgood. Biological Survey collection. 

 Proc. Biol. Soc. Wash., XX, pp. 19-20, February 23, 1907. 



136123. Skin and skull. Adult male. Yuma. Arizona. March 18, 

 1905. Collected by E. A. Coldnian. Original number 16844. 



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

 jugal and injury to right audital bulla. 



Perognathus callistus Osgood. Biological Survey collection. 



North Amcr. Fauna, No. 18, p. 28, September 20, 1900. 



88245. Skin and skull. Young adult male. Kinney llanch, near Bit- 

 ter Creek, Sweetwater County, Wyoming, May 14, 1897. Col- 

 lected b\^ J. A. Loring. Orioinal number 4122. 

 Well-made skin in good condition; skull ])erfect. 



Perognathus (Chaetodipus) intermedius canescens ^Merriam. 



Biological Survey collection. 

 Proc. Acad. Nat. Sci. Phila., 1894, pp. 267-268, September 27, 1894. 

 r=Perognathus nelsoni canescens (Merriam). See Osgood, North Anier. Fauna, 

 No. 18. p. 54, 8epteml)cr 20. 1900. 



51016. Skin and skull. Young adult male. Jaral, Coaluiila. Mexico. 

 January 14, 1893. Collected by C. P. Streator. Original number 

 2557. 



Well-made skin in good condition; skull perfect. 

 45336—08 4 



