166 University of California Publications. [Geology 



Metacarpals, no. 17754. 



Metacarpal I, greatest length 86.8 mm. 



Metacarpal III, greatest length 126.7 



Metacarpal III, least transverse diameter of shaft 18.7 



Metacarpal IV, greatest length 130.5 



Metacarpal IV, least width 23. 



Metacarpal V, greatest length 130.2 



Inferior Canine, no. 10600. 



Distance from tip of crown to base of enamel on posterior border 47.3 mm. 



Anteroposterior diameter of crown 35 millimeters below tip 26.8 



Transverse diameter of crown 35 millimeters below tip 21.4 



A single metapodial from the collections obtained at Rancho 

 La Brea resembles in form and dimensions the corresponding 

 bone of Arctotherium simum from Potter Creek Cave. 



Transmitted February 1, 1911. 



