PLATE CXNXVITI. 
ry Page 
CSCADEDTA -RAMENTOSA Warde =: ¢- setae 22s meena ous 4a enlace aie 406 
Fig. 1. Side view of No, 500.34 of the Museum of the University of Wyo- 
ming. e 
Fig. 2. View of the outer surface of No. 500.39, almost wholly covered 
with the ramentaceous layer. 
Fig. 38. View of the outer surface of No. 500.55, mostly covered, but a few 
organs visible. 
Note.—These views are arranged in the relations in which the parts they repre- 
sent are supposed to have had, but the intervals between them were probably 
somewhat greater. 
666 
