230 Field Columbian Museum — Zoology, Vol. III. 



single specimen from La Grulla, although referred to this race, is 

 much darker, quite a different shade of brown. Doubtless there is 

 much variation in the colors of this race. 



LASIURUS. 



Lasiurus borealis teliotis. 



Lasiurus borealis teliotis. (H. Allen.) Proc. Am. Phil. Soc, 1891, 

 xxix., p. 1. Elliot, Syn. N. Am. Mamm., 1901, p. 411. 

 1 Specimen: San Tomas, Pacific coast. 



Lasiurus cinereus. 



Lasiurus cinereus. (Beauvois.) Cat. Peale's Mus. Phil., 1796, p. 

 14. Elliot, Syn. N. Am. Mamm., 1901, p. 411. 



1 Specimen: San Antonio. 



NYCTINOMUS. 



Nyctinomus mexicanus. 



Nyctinomus mexicanus. Sauss, Rev. Zool., i860, p. 283. 

 Nyctinomus mohavensis. Merr., N. Am. Fan., No. 2, 1889, p. 25. 

 Nyctinomus brasiliensis. Elliot, Syn. N. Am. Mamm., 1901, p. 

 417. 



2 Specimens (1 alcoholic): La Grulla, San Pedro Martir Mountains. 

 I can perceive no difference whatever between this species and 



mohavensis, Merr. 



The following species have been seen or obtained in the region 

 traversed by Mr. Heller, but are not represented in the present collection. 



ORDER CARNIVORA. 



FAM. FELID/E. 



FEL1S. 



Felis concolor oregonensis ? 



Felis concolor oregonensis? Rafin, Atl. Jour. 1832, i., p. 62. 

 Elliot, Syn. N. Am. Mamm., 1901, p. 294. 



Some form of mountain lion is found in various parts of the 

 mountains both at high elevations and among the foothills on the 

 western side. At San Antonio they were reported " tolerably common 

 and continually commit depredations on the young stock and cattle." 

 In the mountains "old tracks were seen at every locality visited, 



