70 



THE CERATOPSIA 



of a rosette. The intervening spaces were filled with polygonal, tubercle-like, non-imbricating scales 

 r ^"u j smaller size - In g eneral th e large round plates decrease in size from the dorsal surface 

 of the body downward over the femur and ischium though the general arrangement seems to be the 

 same." 



A very interesting flesh restoration of Chasmosaurus by L. S. Russell is shown on Plate XVII. 



Measurements of Chasmosaurus 

 (From Sternberg 1927, converted into mm.) 



Total length of skeleton 



Greatest length of skull 



Length, occipital condyle to back of crest 



Greatest breadth of crest 



Greatest length of fenestrae 



Greatest breadth of fenestrae (at center) 



Anterior end of rostrum to center of skull between orbits 



Depth of skull taken just back of nasal horn core, including dentary 



Length of mandible including predentary 



Length of brow horn from upper rim of orbit 



Length of vertebral column measured along tops of spines 



Length of presacral vertebrae measured along center of centra 



Length of sacrum 



Length of tail measured along centra 



Height of skeleton at pelvis : 



Height of skeleton at first dorsal [eighth cervical?] 



Length of ilium 



Length of ischium 



Length of femur 



Length of tibia 



Length of fibula 



Length of scapula 



Greatest length of coracoid 



Length of sternum 



Length of humerus 



Length of ulna 



Length of radius 



53 Sternberg, C. M., 1925. 



