PLATE 87. 



Cyathophyllum multigemmatum, Nov. Spec. ' Devonian. 



View of exterior apertural side of ancestral corallet. The central 

 form is not a corallet of the community, but is held in embrace- 

 ment. Cut from the Lower Devonian limestone, near Louisville. 

 Collection of the author. 



[Note. — Turn the Plate so as to view it from the right side.] 



