1 64 EXTINCT MONSTERS 



In that year came the good news that no less than twenty- 

 three Iguanodons had been found in the colliery of Bernissart, 

 in Belgium, between Mons and Tournai, near the French frontier. 

 The specimens so skilfully set up by M. de Pauw represent two 

 distinct species. The larger one, Iguanodon Bernissartensis, 

 cannot be less than fifteen feet high, and, measured from the tip 

 of the snout to the end of the tail, is rather over thirty feet long, 



FIG. 54. Skeleton of Iguanodon Bernissartensis. (After Dollo.) 



covering nearly twenty-four feet of ground in its erect position 

 (see Fig. 54). Iguanodon Mantelli is smaller and more slender 

 looking, with a height of over ten feet, and a length of about 

 twenty feet. (See Fig. 55.) 



The huge three- toed impressions found in Sussex (see p. 166) 

 prove that the monster, although owning a body as large as that 

 of an elephant, habitually walked on its hind legs ! Some of the 

 thigh-bones found by Dr. Mantell measured between four and five 



