PLATE 85. 



Fig. 1-4. f>90. 1. Stephanocrinus angulatus. ( Pag. 351.) 



1. Lateral view of a specimen bearing tentacula. 



2. The upper side or summit of the same specimen, enlarged. 



3. A part of one side highly magnified, showing the structure and arrangement of the plates of the tentacula. 



4. A figure representing the species as restored from isolated parts. 



Fig. 5 & G. Calceocrinus. ( I'ag. 35'2.) 



Fig. 7. .596. 1. EucALYPTocRiNus DEcoRus. (Pag. 352.) 



Lateral view of the plates of the arm and tcuLacula. 



Fig. 8 - 10. 609. 1. Paljeaster niagarensis. ( Pag. 352.) 



8. A fragment of one of the arms. 



9 St 10. Enlarged views of parts of the upper and lower surface. 



Fig. 10, 11. 723. 2. Tentaculites niagarensis. (Pag. 352.) 



11. An individual, natural size. 12. An enlarged portion. 



Fig. 13-17. 724. 2. Coknolites . (Pag. 353.) 



13. An imperfect specimen, preserving the surface markings. 



14. A specimen in which the annulations are more distinct. 



ib. A specimen having the annulated character somcwliat obscure, and the surface markings prominent. 

 10. An individual ap])areutly nearly entire, liaving tlie annulations and surface sculpture well preserved. The 



specimen is C(iMi])ressed towards the larger extremity. 

 17. A portion of the surface enlarged, showing the longitudinal stria;. 



Fig. 18. A Coral of tlie character of Lichenalia. ( Pag. 353.) 



