EXTINCT ANIMALS 



but we see its footprints in the ancient rocks 

 now far removed from the sea and covered over 

 by thousands of feet of later rocks. Here 

 (Fig. 39) are the footprints of a great creature 



yMl^iiiM^L 



Fig. 38. — Bird-like footprints on a slab of Triassic rock 

 from Connecticut, U.S.A. 



from the Isle of Wight which has left its impress 

 in the sandstone. 



In Fig. 40 we have drawn a slab of Triassic 



Fig. 39. — Three-toed footprint (probably of Iguanodon) from 

 the Wealden Sandstone of the Isle of Wight. 



54 



