31 



rior part, and is relatively broader antero-posteriorly ; the deltoid ridge 

 being more produeed, and giving a more angular outline to the anterior 

 contour of the bone. The commencement of the characteristic perfora- 

 tion of the internal condyle may be seen in the fossil. 



184. The right scapho-lunar bone of the Felis spelcea. 



184'. A corresponding bone in the Tiger ; very little difference save that of size 

 can be detected in the fossil. 



185. The metacarpal bone of the second or index digit of the left anterior ex- 

 tremity of the Felts spelcea. 



185'. The corresponding metacarpal of the Tiger. 



The superior size of this and the following bones of the paw of the 

 fossil Felis is worthy of notice. 



186. The metacarpal bone of the third or medium digit of the left anterior ex- 



tremity of the Felis spelcea. 



186'. The corresponding bone of the Tiger. 



187- The metacarpal bone of the fourth digit of the left anterior extremity of 

 the Felis spelcea, wanting the distal end. 



18J 1 . The corresponding bone of the Tiger. 



188. The metarcarpal bone of the fifth digit of the left anterior extremity of 



the Felis spelcea. 



188 1 . A corresponding bone of the Tiger. 



189. The proximal phalanx of the fifth digit of the left anterior extremity of 

 the Felis spelcea. 



189'. A corresponding bone of the Tiger. 



190. A portion of the left os innominatum, with the cotyloid cavity of the 



Felis spelcea. 



191. The right femur of the Felis spelcea. 



191 1 . The right femur of the Tiger. 



Besides the difference of size, the shaft of the femur is more cylindrical 



