246 DIKOSAITRIA. 



more flattened inferiorly than in the sacrum referred to 

 Iguanodon bcrnissartensis. It is difficult to think to what 

 form they can belong, as they appear totally unlike the 

 sacrals of the Atlantosauridce. 



Fox Collection. Purchased, 1882. 



R. 148 a. The centrum of a similar sacral vertebra; from the Isle 

 of Wight. Same history. 



R. 148 b. The centrum of a similar vertebra ; from the Isle of 

 Wight. Same history. 



R. 148 c, d. Two smaller sacral vertebrae, of similar type ; from the 

 Isle of Wight. Same history. 



R. 144. A sacrum with five imperfect vertebrae, agreeing approxi- 

 mately in size with Iguanodon mantelli ; from the Isle of 

 Wight. Fox Collection. 



41975. A metapodial of a small form ; from the Kimeridge Clay 

 of Weymouth. Purchased, 1870. 



46784. A calcaneum belonging to a large form ; from the Isle of 

 Wight. This bone is much shorter than the calcaneum of 

 Iguanodon mantelli, and may be referable to the Sauro- 

 poda. Mantell Collection. Purchased, 1853. 



R. 722. Cast of the impression of a portion of the integument of a 

 large Dinosaur. The original was obtained near Hastings, 

 and is in the collection of Mr. S. H. Beckles ; it is said 

 to be associated with the humerus No. 28701, mentioned 

 on p. 142. Made in the Museum, 1885. 



2390. A small scale-like bone in a slab of sandstone ; from Cuck- 

 (Fig.) field. Figured by Mantell in his ' Geology of the South- 

 east of England,' pi. iii. fig. 4, and provisionally regarded 

 as the sternum of a young Iguanodon. There is no proof 

 that it is really Dinosaurian. 



Mantell Collection. Purchased, 1838. 



