PLATE IV. 



Pa-re. 



FOUBESOCHINUS M (J LTIHKAC HIATUS, L. & C 55 



Fig. 1. Diaurarnmatic view, copied from Sidneys. Lyon's original drawing, by his son, 

 Victor W. Lyon. 



FOUBESOCRINUS .1 ER8EYEN8IS, 11. sp 



Fig. 2. AzygoiiB side view. 

 Fig. 3. Opposite side view. 



58 



