PLATE XCVI—Continued. 
Fig-. 
Fig. 
Fig. 
Fig. 
Fig. 
Fig. 
Fig. 
Fig. 
Fig. 
Glossites lingualis. 
Page 497. 
9. A left valve of medium size. 
Chemung group. Mansfield, Pa. 
10. A large left valve. 
Chemung group. Mansfield, Pa. 
11. A small right valve somewhat constricted at the anterior end. 
Chemung group. Mansfield, Pa. 
Glossites depeessus. 
Page 496. 
See Plate 40. 
12. A left valve redrawn from the specimen fig. 17, plate 40. 
Chemung- group. Near Elmira, N. Y. 
Glossites procerus. 
Page 499. 
13. A left valve showing the elongate fornf of this species. 
Chemung group. Mansfield, Pa. 
Glossites subnasutus. 
14. A left valve of this species. 
Chemung group. 
Page 500. 
Mansfield, Pa. 
Glossites patulus. 
15. A left valve. 
Chemung group. 
16. A smaller right valve. 
Chemung group. 
Page 501. 
Mansfield, Pa. 
Mansfield, Pa. 
Glossites rudicula. 
Page 498. 
17. A left valve of the ordinary form. 
Chemung group. Nelson, Tioga Co., Pa. 
Glossites tf.retis. 
Page 494. 
Fig. 18. The right side of a specimen showing the form and surface markings. 
Corniferous limestone. Littlemlle, N. Y. 
Grammysia nodocostata. 
Page 360. 
See Plates 55, 56, 57. 
Figs. 19-21. Left, right and anterior views of a specimen preserving nearly its normal form. 
Hamilton group Schoharie Co., N. Y. 
