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FOSSIL REPTILIA OF THE 



Fig. 2. 



Right. Left. 

 Scapula, Cetiosaurus longus. y'^th nat. size. (Phps., diagr. xcis, p. 270.) 



proportions. It is an elongate plate, expanded at both ends, but most so and most 

 abruptly at the articulations for the coracoid, c , c, and humerus, h, h. The more gradual 

 expansion of the base or free extremity is chiefly due to the hinder border, and this 

 describes a concavity, while the fore border is nearly straight. The outer surface (left) 

 is slightly depressed lengthwise behind a longitudinal ridge near to and parallel with 



