34 Bulletin 14 300 



Metoptoma dubia Hall. B 13. C 10. 



M. montrealensis Billings. C 10, 12. 



Subulites elongatus Emmons. C 30. 



Maclurea magna Le Sueur. A 6, 7. B 3, 6-1 1. C i, 3, 4, 



6, 7, 12, 13. 

 M. logani Salter. C 19, 27, 28. 

 Murchisonia gracilis Hall. C ig, 23. 

 M. milleri Hall. C 19, 20, 23-26. 

 M. perangulata Hall. B 10. C 6. 

 Fusispira subfusiformis Hall. C 20. 

 Pleurotomaria subconica Hall. C 19. 

 Bellerophon bilobatus Sowerby. C 30, 32, 36, 37, 39, 41, 



45-47- 

 Bucania champlainensis Whitfield. B 4, 9. 

 B. pundlifrons Emmons. C 37, 39, 42. 

 B. sulcatina Emmons. B 4. 

 Cyrtolites trentonensis Conrad. C 6 (?), 47. 



3. Pteropoda. 



Conularia trentonensis Hall. C 38. 

 Pterotheca expansa Emmons. C 40. 



4. Cephalopoda. 



Orthoceras tenuiseptum Hall. C 7. 

 Endoceras protiforme Hall. C 30, 31. 

 Oncoceras constridlum Hall. C 47. 

 Lituites undatus Emmons. C 12 (?). 

 Trocholites ammonius Conrad. C 45. 



CRUSTACEA. 



I. Trilobita. 



Trinucleus concentricus Eaton. C 39-43, 47. 



Asaphus canalis (Conrad) Whitfield. A 6-8. B 3, 4, 6, 



8-11, 13, 15, 16. C I, 3, 4, 6, 7, 10, 12, 16. 

 A. marginalis Hall. C 10, 12. 

 A. obtusus Hall. B 13, 15. C 12. 



