Vol. XV pp. 67-69 March 22, 1902 



PROCEEDINGS 



OF THE 



BIOLOGICAL SOCIETY OF WASHINGTON 



FIVE NEW MAMMALS FROM MEXICO. 



BY C. HART MERRIAM. 



Among the undescribed mammals collected in Mexico by E. 

 W. Nelson and E. A. Goldman the following seem worthy of 

 recognition: 



Alouatta palliata mexicana subsp. nov. 



Type from Minatitlan, Vera Cruz, Mexico. No. 79,398 $ ad., U. S. 

 National Museum, Biological Survey Collection. Collected April 23, 

 1896 by E. W. Nelson and E. A. Goldman. Original No. 9551. 



Characters. — Similar to A. palliata but much smaller; rostrum nar- 

 rower and more tapering anteriorly; zygomata less expanded vertically 

 and lacking the hump on upper side posteriorly; coronoid process more 

 broadly rounded; teeth (especially the last molar) decidedly smaller. 



Measurements. — Type specimen $ ad. : total length 1190; tail vertebrae 

 651; hind foot 148. 



Putorius tropicalis perdus subsp. nov. 



Type from Teapa, Tabasco, Mexico. No. 100,041 $ ad., U. S. Na- 

 tional Museum, Biological Survey Collection. Collected March 31, 1900 

 by E. W. Nelson and E. A. Goldman. Original No. 14,074. 



Characters. — Similar to tropicalis but somewhat larger (length 473 in- 

 stead of 444); color richer and much darker, the color of upperparts 

 dark as in afflnis and completely covering hind feet and lower legs, and 

 13— Biol. Soc. Wash. Vol. XV, 1903, (67) 



