222 Annals of the Carnegie Museum. 



3. The same species. Bottom view of an exfoliated specimen, showing umbilicus. 

 Natural size. 



4. The same species. Enlargement of a part of the surface of an adult specimen, 

 to show the interruption of the striae on the top of the whorl. Four times natural size. 



5. 6. Top and side view of a specimen which appears to be the same species. 

 Twice natural size. Lenoirs, Tennessee. For further illustrations of Raphistoma 

 stamineuni) see plate LV. 



7. Raphistomina undulata Raymond. View of the spire of a specimen from Val- 

 cour Island, New York. Twice natural size. 



8. 9, 10. The same species. Top, side, and bottom views of a specimen from the 

 same locality as the last. Enlarged two diameters. 



11, 12. Helicotoma whiteavesiana Raymond. Top and side of a specimen from 

 the " Hog Back," near Ottawa, Canada. Twice natural size. 



13. Scalites angulatus Emmons. A fragment showing the depression just beneath 

 the shoulder of the whorl. Natural size. 



14. The same species. A specimen from Plattsburgh, New York, which shows the 

 inner lip well. The outer lip is somewhat crushed and deformed. Natural size. 



15. 16. The same species. The natural sections on the rock surface. They show 

 the high spire and the shoulder of these shells. Natural size. Plattsburgh, New 

 York. 



Plate XLIX. 



1. Lophospira bi/lingsi Raymond. Side view of a specimen from Aylmer, 

 Canada. Natural size. 



2. The same species. Another specimen lacking the spire, but with a less distorted 

 body whorl. Natural size. 



3. 4. Lophospira rectistriata Raymond. Side views of two specimens from Chazy, 

 New York. Twice natural size. 



5. The same species. Side view of the body whorl of a specimen from Chazy, 

 New York, showing course of the surface markings. Enlarged two diameters. 



6. The same species. Side view of the body whorl of another specimen. Twice 

 natural size. ,J 



7. 8. Lophospira perangulata (Hall). Two casts, each lacking the apical whorl. 

 Enlarged two diameters. Valcour Island, New York. 



9. Hormotoma species ind. A fragmentary specimen on a piece of the matrix. 

 Natural size. From Maclurea Point, New York. 



10. Eccyliopterus vagrans Raymond. Lower side of a specimen from Valcour 

 Island, New York. Twice natural size. 



11. The same species A smaller specimen, viewed from above. Twice natural 

 size. Valcour Island, New York. 



12. Eotomaria obsoleta Raymond. Internal cast of a specimen from Crown Point, 

 New York. Twice natural size. 



13. 14. The same species. Top and side views of the paratype, from Valcour 

 Island, New York. Twice natural size. 



15. Bucania sulcatina (Emmons). A partially exfoliated specimen, showing the 

 lines of growth. Natural size. Crown Point, New York. 



16. The same species. A specimen from Isle La Motte, Vermont, showing the 

 form of the aperture. Natural size. 





