706 



TABULAR LIST OF ORGANIC REMAINS. 



Genus and Species. 



Orthoceras imbricatum, Wahl 



filosum 



■ virgatum 



annulatum, M. C. (O. undula- 



tus, His.) 



(Ormoceras ? Stokes), Brightii 



eccentricum 



fimbriatum 



— Nummularius, (O. crassiven- 



tris? Wahl.) 



attenuatum 



canaliculicatum 



conicum 



■ approximatum 



bisiphonatum 



trochlearis, His.? 



Conularia quadrisulcata, M. C. 8f Miller. 



Ord. Gasteropoda. 



Buccinum ? fusiforme 



Pleurotoma articulata 



corallii 



Terebra ? sinuosa 



Turritella gregaria 



obsoleta 



conica 



cancellata 



Littorina striatella 



Turbo Williamsii 



corallii 



carinatus 



cirrhosus 



Prycese 



Trochus helicites 



? lenticularis 



Pleurotomaria undata 



— Lloydii 



angulata 



Euomphalus carinatus, (Inachus sulca- 



tus ? His.) 



sculptus 



. discors, M. C 



— rugosus, M. C 



_ funatus, M.C 



alatus 



tenuistriatus 



— perturbatus 



— Corndensis 



Natica glaucinoides ? M. C 



parva 



Description and Figure 

 in this work. 



Plate and Figure. 



IX. 2. 

 IX. 3. 

 IX. 4. 



IX. 5. 



XII. 21. 



XIII. 16. 

 XIII. 20. 



XIII. 24. 

 XIII. 25. 

 XIII. 26. 

 XXI. 21. 

 XXI. 22. 

 XXI. 23. 

 not figured. 

 XII. 22. 



XX. 19. 

 V. 25. 

 V. 26. 

 VIII. 15. 

 III. 1 /. 

 III. 7a&12/. 

 III. 7 b & 8. 



XX. 18. 

 XIX. 12. 



III. 6. 

 V. 27. 



V. 28. 

 XIII. 22. 



XXI. 19. 

 III. 1 e & 5. 



XIX. 11. 

 VIII. 13. 

 VIII. 14. 



XXI. 20. 



VI. 10. 

 XII. 17. 

 XII. 18. 

 XII. 19. 



XII. 20. 



XIII. 28. 



XXII. 14. 

 XXII. 15. 

 XXII. 16. 



III. 14. 

 V. 24. 



620 



632 

 626 

 631 

 632 



642 



626 



642 

 612 



619 

 603 



604 

 642 



603 

 612 



631 

 642 

 603 

 642 

 619 



641 



616 

 626 



631 

 641 



603 

 612 



Silurian Rocks. 



Upper. 



Lower. 



