1 7 6 



ELEMENTARY ANATOMY. 



[LESS. 



three digits, with two phalanges to the pollex, three to the 

 index, and one or two to the third digit. 



The terminal phalanges may bifurcate slightly, as in Pera- 

 meles and in the Mole, or widely, as in some Toads and Frogs. 



H 



gj. 



FIG. 151. 



1. Ungual Phalanx of a Bear, show- 

 ing the enlargement at the ventral 

 side of its proximal end, d. 



2. Ungual phalanx of a Sloth, show- 

 ing the enlargement, d, on the 

 dorsal side of its proximal end. 



3. Widely bifurcating distal phalanx 

 of the Toad, nyladactylui (or 

 Kaloula). 



FIG. 150. BONES OF MANUS OF 

 BANDICOOT (Peratneles). 



c, cuneiforme ; /, lunare ; in, mag- 

 num ; R, radius ; s, scaphoides ; 

 td, trapezoides ; /;;/, trapezium ; 

 /,ulna ; u, unciforme : /. K, the 

 digits ; /, pollex ; I/', little finger. 



(From Flower's "Osteology."} 



They may develop a large fold of bone to support the claw, 

 as in the Cats, where the inferior part of their proximal end 

 is much enlarged, while it may be the upper part of the same 1 

 which is enlarged, as in some Edentates. 



