PLA^ XIV. 



Page, 

 Trigonia Eufaulensis Gabb 113 



Fig. 1. Exterior of a speciiP' .i Bank, N. J., in the collection of the Academy 



ofNaturr* nia. 



2. Interior of sar 



3. A smal • -* j. County, New Jersey. 



4. VieAy itz^s Mills, near Long Branch, N. J. 



Trigonia Mort^ - H^ 



Fig. 5. Left vi „ of an luv^^r^al cast of the usual form from Freehold, N. J. 

 5a. Cardinal view of same. 



6. View of an imperfect impression of the left side as obtained from a gutta-percha 

 cast in the natural mold, Holmdel, N. J. 



Trigonia cerulea Whitfield - 114 



Fig. 7. View of a right valve, natural size, showing the form and the style of ribs charac- 

 teristic of the species. 



Pteria navicula Whitfield -- - 70 



Fig. 8. View, twice enlarged, of the type specimen. 



Pteria laripes Morton sp <59 



Fig. 9. View of a left valve of this species. 



Pteria petrosa Conrad's sp 68 



Fig. 10. View of an imperfect cast from an iron nodule from Keyport, N. J. 



Meleagrinella abrupta Conrad sp 72 



Fig. 11. View of a left valve, natural size. 



12. Enlargement of the hinge from the same. 

 * 13. Enlargement of the exterior of a right valve from Freehold, N. J. 

 14. Enlargement of the interior of the same specimen. 



Inoceramus Sagensis Owen 76 



Fig. 15. View of an imperfect right (coQvex) valve from the Mmestone nodules at Holm- 

 del, N. J. 



Inoceramus Sagensis var. quadrans Whitfield 79 



Fig. 16. View of the specimen described. 



Inoceramus pro-obliqua Whitfield 80 



Fig. 17. View of the type specimen, showing its features. 



296 



