Plate 26 



Page 

 Figs. 1-5. Neuroporella hemispherica, new species 34 



1, 2. Lateral views of two zoaria, natural size. 



3. Basal side of specimen, X3, showing the arrange- 



ment of the tubes and the superposed lamellae. 



4. Portion of the surface, X12, wjth the salient veinules. 



5. Portion, X25, showing the details of the surface and 



of the orifices. 

 Lower Cretaceous (Aptian) : Faringdon, England. 



Figs. 6, 7. Spinopora neocomiensis, new species 35 



Branch of zoarium, natural size and X12, with its wide- 

 spaced salient tuberosities and its numerous small oral 

 asperities. 

 Lower Cretaceous (Valangian) : Sainte-Croix, Switzerland. 

 Figs. S, 9. Cellulipora spissa Gregory, 1899 6 



8. Specimen,. X12, showing possibly a trace of ovicell. 



9. Orifices, X25. 



Lower Cretaceous (Aptian) : Faringdon, England. 

 Fig. 10. Prohoscina toucasiana D'Orbigny, 1853 6 



Complete zoarium, X12. 



Lower Cretaceous (Valangian) : Sainte-Croix, Switzerland. 

 Fig. 11. Stomaiopora calypso D'Orbigny, 1850 -.-. 5 



Portion of zoarium, X12. 



Lower Cretaceous (Aptian) : Faringdon, England. 



119 



