PLATE LXVII. 
Fig-. 
Fig. 
Fig. 
Fig. 
Figs. 
Figs. 
Fig. 
Fig. 
Fig. 
CoNOCARDIUM CUNEUS, VUP. ATTEN UATUM. 
Page 410. 
1. A small right valve. 
Schoharie grit. Knox, Albany Co., N. Y. 
2. A cast of a small right valve. 
Schoharie grit. Knox, Albany Co., N. Y. 
3. A ventral view of the cast of the interior of a small specimen. 
Schoharie grit. Schoharie, N. Y. 
4. Cardinal view of a small individual, retaining portions of the test. 
Schoharie grit. Schoharie, N. Y. 
5. 6. The right valves of two specimens showing simple radii. 
Schoharie grit. Schoharie, N. Y. 
7, 8. Left and right sides of a cast of the interior. 
Schoharie grit. Schoharie, N. Y. 
9. The posterior end of a specimen retaining both valves. 
10. An enlargement of the surface from the specimen fig. 5. 
11. A ventral view of a small cast of an interior, showing the furrows left by the thickened margins 
of the shell. 
Schoharie grit. Schoharie, N. Y. 
CONOCARDIUM CUNEUS, VHl'. NASUTUM. 
Page 410. 
Figs. 12, 13. Ventral and left sides of a small specimen. 
Schoharie grit. Schoharie, N. Y. 
Figs. 14, 15. Left side and ventral view of a specimen retaining its natural form and showing a duplication 
of the radii. 
Schoharie g-rit. Schoharie, IV. Y. 
Fig. 16. A ventral view of a specimen retaining a portion of the test. 
Fig. 17. The right side of a small specimen. 
Schoharie grit. Schoharie, N. Y. 
Figs. 18-20. The cardinal, left and posterior views of a large individual retaining its normal form and 
proportions. 
Schoharie grit. Schoharie, N. Y. 
