Dinosauria — Iguanodon. 
21 
skeleton of a young individual of Iguanodon Mantelli from 
Bensted’s Kentish Bag quarry at Maidstone, in which the 
disproportion of the fore and hind limb is well shown. It will 
he seen that the hones of the arm and fore-arm (humerus, and 
radius and ulna) are harely half the length of the thigh and 
Fig. 23. — Restored skeleton, greatly reduced, of Iguanodon Bernissarlensis (Boulenger); 
from the Wealden of Bemissart, Belgium (scale about T \ nat. size). The original 
preserved in the Royal Museum of Natural History, Brussels. 
Fig. 24. — Outer view of four lower teeth of Iguanodon in fragment of jaw, showing 
unworn condition of teeth. From the Wealden of the Isle of Wight. 
shin bone (femur and tibia). This difference between the leg 
and arm seems to have been a marked feature in a large 
number of Dinosaurs, as may be well seen in Hypsilophodon, 
Conipsognathus , and many others. 
The restored skeletons of Iguanodon exhibited in the 
Brussels Museum also show this disproportion very clearly {see 
Fig. 23). 
Wall-cases. 
Nos. 5 and 6 
Table-case, 
No. 8. 
