PLATE VII. 



Fig. 



1. Lithodomus phosphaticus, K.i)Ug., 'Potion. 



2. Modiola arcadiformis, Kpng., Pottoii. 



3. Megerlia (Kingena) rkomhoidalis, Kpng., Brickhill. 



4. Waldheimia Bonneyi, Kpng., Brickhill. 



5. Serpula lophioda^ Goldfuss, Upware. 



6. Serpula rustica, Sby., Upware. h, section of same. 



7. Serpula articulata, Sby., Upware. 



8. Vermicularia polygonaliSf Sby,, Upware. h, section of tube. 



9. Cidaris, sp. no v., spine of, Upware. 



10. PeUastes Wrightiiy Desor, Upware. 



11. Salenia hieroglyphica, Kpng., Brickhill. 



12. Entalophora dendroidea^ Kpng., Upware. 12 6, a branch mag- 



nified. 



13. Melicertites UpwarensiSj Kpng., Upware. 13 5, a branch enlarged. 



14. Ceriopora (Eeptonodicava) nodosa, Kpng., Upware. 



15. Reptocea lobosa, Kpng., Brickhill. 15 b, magnified. 



16. Heteropora {Nodocrescis) annulata, Kpng,, Upware. 16 5, the 



surface magnified. 



17. Heteropora {Multicrescis) arbuscula, Kpng., Upware. 17 b, c, 



branches magnified. 



18. Heteropora major, Kpng., Upware. 18 6, a branch magnified. 



19. Waldheimia Bonneyi, Kpng., Brickhill. 



i 



