﻿Description of Plate VII* 



Fig. i. Monticulipora ohioensis, sp. nov., natural size. — A common form, 

 large size, showing the general habit of branching and arrangement 

 of the prominent monticules. 

 la. Outline of an unusual form of the same species, natural size, . 137 



Fig. 2. Monticulipora falesi, sp. nov., natural size. — One of the larger 

 conical examples, showing the outline and stellate maculae. 

 2a. Showing the under surface and conical groove. Same species. 

 2b. The upper surface of the same specimen. 

 2c. A lateral view of the same, all natural size. 



2d. A younger specimen, as seen from above, natural size, . . . 138 



Fig. 3. Stromatopora tubularis, sp. nov. — A transverse section showing 

 the concentric laminae and oscula?, natural size. 

 3a. A small portion of the same section, enlarged. 



3<£. Vertical section of same, enlarged, . . . . . . '139 



Fig. 4. Stromatopora ludlowensis, sp. nov. — A transverse section showing 

 the concentric laminae and oscula?, natural size. 

 40. A convex portion of the same specimen cut in another direction, natural 



size, ............ 140 



Figs. A & B. Prioniodus dychei, sp. nov. — Greatly enlarged, . . 147 



Fig. C. Polygnathus wilsoni, sp. nov. — Greatly enlarged, . . . 148 



Fig. D. Arabellites hindei, sp. nov. — Greatly enlarged, .... 149 



Fig. E. Arabellites aciculatus, sp. nov. — Greatly enlarged, . . 148 



