48 



FAMILY SCELIDOSAURIDiE. 



HY^OSAURUS OWEN I. 



Mantell, Medals of Creation, p. 734 (1844). 



a. Cast of slab of sandstone, showing a considerable portion of 



the skeleton. Original (type) in British Museum (No. 3776); 



from the Wealden of Cuckfield, Sussex. 



FAMILY IGUANODONTIDiE. 

 IG UA NOD ON BERNISSA R TENS IS. 

 Boulenger, Bull. Ac. R. Belg., s6r. 3, vol. I. p. 606 (1881). 

 a. Two rolled caudal vertebrae ; from the Wealden of the Isle of 



Wight. 



IGUANODON MANTELLI. 

 Meyer, Palceologica, p. 110 (1832). 



a. Cast of a crushed left tibia. Original from the Wealden, 

 probably of Sussex. 



b. Several rolled caudal vertebrae ; from the Wealden of the Isle 

 of Wight. 



c. Part of an undetermined ' long-bone ' apparently referable to 

 this genus ; from the Isle of Wight. 



IN CERT jE SEDIS. 



a. An imperfect dorsal vertebra of a Dinosaur ; from the Kimer- 

 idge (?) Clay of Wiltshire. 



ORDER ICHTHYOPTERYGIA. 



FAMILY ICHTHYOSAURID^. 



ICHTH YOSA UR US CA MP YL ODON. 



Carter, Rep. Brit. Assoc, for 1845— 7Va«j. of Sect,, p. 60 

 (1846). 



a. The centrum of a dorsal vertebra; from the Cambridge Green- 

 sand. 



b. Several imperfect teeth ; from the Cambridge Greensand. 



