DINOCERATA. 

 Lumbar Vertebrae of Dinoceras mikabii.e, Marsh. 



One-fourth Natural Size. 



1 age. 



Fig. 1. — Lumbar vertt'ljra, fourth from sacrum; lateral view, _ or 



Fig. 2. — The same ; superior view, 



Fni. 3. — The same; anterior view, ^r 



Fig. 4. — The same; inferior view, _ cr 



Fig. 5. — The same; posterior view, __ or 



Fig. 6.— Lumbar vertebra, third from sacrum; lateral view, S5 



Fig. 7. — The same; superior view, gr 



Fig. 8.— The same; anterior view, cr 



Fig. 9. — The same ; inferior view, __ _ gg 



Fig. 10. — The same; posterior view, ._ .. ._ ^5 



