198 



SAUEOPTEEYGIA. 



individual of this or the next species ; from the Kimeridge 

 Clay of Foxhangers. Length 0,266 (10*5 inches), width 

 of distal extremity 0,190 (7*5 inches). This specimen, 

 which shows evident signs of its immaturity, accords 

 closely with the description of the type humerus of 

 Plesiosaurus affinis, but is 1-5 inches longer. 



Cunnington Coll. 

 62. 



Fiff. 63. 



Cimoliosaurus (<?/.) trochanterics. — 

 Dorsal aspect of the right hu- 

 merus ; from the Kimeridge Clay 

 of Oxfordshire. T V . a, preaxial ; 

 p, postaxial border; e, division 

 between radial and ulnar facets. 

 {After Phillips.) 



Cimoliosaurus (cf.) trochanter ins. — 

 Ventral aspect of the right hu- 

 merus, with the radius' (r), ulna 

 (u), and pisiform {p); from the 

 Kimeridge Clay. \. The con- 

 tour of the three distal bones is 

 somewhat conjectural, and is given 

 from Hu Ike's figure. 



31787. The right femur of a large individual, with the postaxial 

 (Fig.) border of the distal extremity imperfect; from the 

 Kimeridge Clay of Wiltshire. The type specimen : 

 originally in the collection of the Earl of Enniskillen. 

 Described by Owen in the ' Rep. Brit. Assoc' for 1 839, 

 p. 85 ; noticed by Hulke in the ' Quart. Journ. Geol. Soc' 

 vol. xxvi. p. 620 (the specimen being then labelled Plesio- 

 saurus brachydirus"), where it is compared to No. 40106; 

 and figured by Phillips in his ' Geology of Oxford/ p. 364, 

 as a humerus. Length 0,680 (24 inches), circumference 

 of proximal extremity 0,528 (19 inches), diameter of 



