PLATE XL IV 



PAGE 



Figs. 1-3. CEBAMOPORA ? INCONDITA n. sp 260 



1. View of a small zoarium, X 1.5, incrusting a Favosites. 



2, 3. Surface of same, X 3 and X 9, respectively. 



Helderberg formation, Keyser member, Devil's Backbone. 



Fig. 4. CYPHOTBYPA COBBUGATA (Weller) 269 



Side view of a hemispheric zoarium with the edge broken away, X 1.25. 

 Helderberg formation, Keyser member, Pinto. 



Fig. 5. LIOCLEMA SUBBAMOSUM n. sp 273 



Fragment of a zoarium, X 1.5. Helderberg formation, Keyser mem- 

 ber, Keyser, W. Va. 



Fig. 6. STENOPOBA ? INCBUSTANS n. sp 275 



A zoarium, incrusting a specimen of Favosites, X 1.25. Helderberg 

 formation, Keyser member, Cash Valley. 



Figs. 7-8. ERIDOTBYPA PABVULIPORA n. sp 272 



7. Portion of small slab, X 1.25, showing several fragments of this 



species. 



8. Surface of one of the specimens, X 9. 



Helderberg formation, Keyser member, Keyser, W. Va. 



