374 



BULLETIN 56, UNITED STATES NATIONAL MUSEUM. 



Measwi rru nts of 23 spectrin ns ofOnychomya melanophrys. 



ONYCHOMYS TORRIDUS (Coues). 

 ARIZONA GRASSHOPPER MOUSE. 



Hesperornys (Onychomys) torridus Coues, Proc. Acad. Nat. Sci. Phila., 1S74, p. 183 

 (original description); Monogr. N. Am. Rodentia, 1S77, pp. 109-111. 



[Onychomys] torridus, Elliot, Field Col. Mus., Zool. Ser., II. 1901, p. 122 (Synop. 

 Mam. Ni Am.). 



Onychomys torridus, Miller and Rehn, Proc. Bost. Soc. Nat. Hist., XXX. No. 1, 

 Dec. 27, 1901, p. G7 (Syst. Results Study N. Am. .Mam. to close of 1900).— 

 Elliot, Field Col. Mus., Zool. Sep., IV, 1904, pp. 165-167, fig. 32 (skull) 

 fig. xxxvi (animal) (Mam. Mid. Am.). 



Type-locality. — Old Camp Grant, Graham County, Arizona. (Type, 

 skin, Cat. No. 9886, U. S. National Museum.) 



