r^L^TE III. 



DINOCERATA. 

 Skull of DiNoCEKAS MiUABiLE, Miirsh. 



One-fourth Natural Size. Page. 



iSkull; front view, ... . . ^_.. 11 



NoTK.^The surface covered by oblique bars in tliis and the following plates indicates portions coQcealed by 

 (lie adheriijft matrix or otherwise obscured. 



