PLATE 78. 



Axtholites (Nov. Gen.) speciosus, Nov. Spec. Devonian. 



1. View of the upper surface of a corallum, from the dark-red clay 



derived from the encrinal limestone of the Upper Devonian, 

 near Louisville. 



2. Sectional view of the same specimen, showing avitous corallets 



attached to a crinoid column. 



Cyathophylltjm pustulosum, Nov. Spec. Devonian. 



3. Oblique front and right lateral view of a corallum of typical shape 



and size. 



4. Calyx of a corallum. 



Found in the vicinage of the antholite, but in a horizon about a foot 

 lower. 



Cyathophylltjm insig-ne, Nov. Spec. Devonian. 



•5. View of the calyx of a corallum, found associated with the former 

 species. 



Choxophylltjm multiplicatum, Nov. Spec. Devonian. 



6. View of the calyx of a corallum, from the Lower Devonian lime- 

 stones, Falls of the Ohio. 



Cyathophylltjm exigtjtjm. Devonian. 



7. View of the calyx of a huge corallum, from the Lower Devonian 



clay, near Louisville. 



Cyathophylltjm greexi, Nov. Spec. Devonian. 



8. Rear lateral view of an adult corallum. 



9. Left lateral view of a weathered example. 

 10. A jejune specimen. 



Cut from the Lower Devonian rocks, Falls of the Ohio. 



