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Prof. 0. C. Marsh—Gigantic CeraiopsidcB. 

 1 h 



Fig. 1.— Eight scapula and coracoid of Tricerafops prorsus, 



Marsh ; side view. 

 Fig. 2.— Eight humerus of same species ; front view. 

 Fig. 3. — Left ulna of same species ; front view. cr. coracoid; 



g. glenoid fossa ; h. head ; o. olecranon ; r. radial 



crest; r'. face for radius ; s. suture ; sc. scapula. 



All the figures are one-eighth natural size. 



