30 PLATE XIV. [Assembly 



Fossils of the Hamilton group. 



SHELLS. 



1. Bellerophon patulus. 



2. microdon ijellastriata. 



3. cucull^a opima. 



4. NUCULA OBLONGA (p. 67). 



5. NuCULA LINEATA. ^ 



6. Tellina ovata. 



7. NuCULA BELLATULA. 



8. n. truncata. 



9. modiola concentrica. 



10. Orthoceras constrictum. 



11. Orthonota undulatum. 



12. loxonema nexilis. 



13. avicula flabella. 



14. Turbo lineatus. 



15. Cypricardites recurva. 



