Holland : Crocodile From Montana. 



289 



ishing in size backward and forming the backward prolongation of 

 the second longitudinal row of scutes reckoning from the median line 



Fig. 9. Cervical scute {-j^)- Dorsal view. \ nat. size. 



outwardly on either side. The arrangement of the scutes in^C. flori- 

 danus is represented diagram matically in Fig. 8. 



All the scutes in D. hatcheri are characterized on the superior sur- 



^^-£^||p 



Fig. 10. Cervical scute (- 9 j 5 2 3 )- Ventral view showing traces of adhesions to the 

 corium. \ nat. size. 



face by an elevated longitudinal median ridge or carina, which does 

 not, however, rise as sharply from the surface as in recent genera, and 



