R. 8. Lull — Armor of Stegosaurus. 



Fig. 7. 



207 



Fig. 8 



Fig. 7. Section of neck of Stegosaurus ungulatus. pi, plate; r, rib ; 

 v, vertebram. 



Fig. 8. Section of the trunk of Stegosaurus ungulatus. p, transverse 

 process ; other letters as in fig. 7. 



