122 



THE EXTINCT BATRACHIA, KEPTILIA 



Tho inferior outline in Hadrosaurus is an irregular inequilateral triangle, in tins species an irregular parallelogram 

 with one oblique extremity. 



Fig. 85. 



Fig. 86. 



Fig ,86a. 



The measurements accompany the figures 

 as follows : 











In. 



Lin 



jength 



from 



a — b, 



14 





'• 





'• 



c—d, 



m 





I i 





< i 



6-f, 



14 





i i 





u 



!/ -h 



4 





a 





a 



i—k, 



:i 



7 



i i 





i c 



I — in, 



5 





a 





a 



n — o, 



18 



6 



a 





a 



f-p, 



5 



!) 



J 



These dimensions indicate one of the most colossal of the Dinosauria ; and of which further information will lie 

 sought for with much interest. The length of Hie, hind limb could not have been less than thirteen feet. 

 From the clays immediately below the lower green sand bed, in Monmouth county, N. J. 



