Plate 25 



Page 

 Figs. 1-3. Neuropora arbuscida, new species 32 



1. Two zoaria, natural size. 

 2, 3. Zoarial surface, X12 and X25, showing the salient 

 interapertural tuberosities. 

 Lower Cretaceous (Valangian) : Sainte-Croix, Switzer- 

 land. 



Figs. 4-8. Neuropora micro para, new species 33 



4. Zoaria, natural size. 

 5,6. Portion of the surface, X12 and X25, showing the 

 irregularities. 



7. Surface, X25, e.xhibiting oral denticulations. 



8. Tangential section, X25, illustrating structure of the 



tubes. There are some solidified groups. 

 Lower Cretaceous (Aptian) : Faringdon, England. 



Figs. 9-12. Neuropora rnmosa, new species 32 



9. Two zoaria, natural size. 



10. Portion of surface of specimen without veinules, X12. 



11. Extremity of a zoarial lobe with a veinule, X12. 



12. Surface, X25, showing the oral tuberosities forming 



visors. 

 Lower Cretaceous (Valangian) : Sainte-Croix, Switzer- 

 land. 



Figs. 13-15. Dcfranciopora neocomiensis, new species 30 



13. Zoarium, natural size. 

 14, 15. Zoarial surface, X12 and X25, at the extremity of 

 the colony. 

 Lower Cretaceous (Valangian): Sainte-Croix, Switzer- 

 land. 

 Figs. 16-19. Neuropora teuiiinervosa, new species 33 



16. The solid ramose zoarium, natural size. 



17. Specimen with delicate veinules, X12. 



IS. Portion of a specimen without veinules, X12. 

 19. Portion of the surface, X25, showing the zooecial 

 asperities and the oral denticulations. 

 Lower Cretaceous (Aptian) : Faringdon, England. 

 118 



