DINOCERATA. 

 Astragalus of Dinoceras mirabile, Marsh. (Left foot.) 



One-hall Natural Size. p.i,„. 



Pir,. 1. — Astragalus; superior view, showing face for articulation with tihia, 14fi 



Fig. 2. — The same; lateral view, tibial side, . . i u- 



Fig. 3. — The same; inferior view, _ -,in 



Ftg. 4. — The same; lateral view, fi1)u]ar side,_ _ jjd 



Fig. 5. — The same; front view, i .(^ 



Fig. C. — The same; posterior view, _. -iif 



