NEW YORK STATE MUSEUM 



Calymmene niagarensis — (Continued). 

 explanation of plate, 185. 



cf. niagarensis, 10. 

 Camarotoechia, 45-46. 



indianensis, no. 



( ?) indianensis, 46. 

 explanation of plate, 148. 



neglecta, 10, no. 



(?) neglecta, 45-46, 46. 

 explanation of plate, 148. 

 Canada, Guelph formation, 4 ; dolomites, 



20-22; Stratigraphic relations of forma- 

 tion in, 125. 

 Caryocrinus, 124. 



ornatus, 124. 

 Catenipora agglomerata, 34. 



escharoides, 33. 



labyrinthica, 33. 

 Cephalopoda, 5, 77-105, 113, 114, 117, 120, 



^ 135, 137- 

 Cerithium, 119. 



Chamberlin, T. C, cited, 105, 114, 120, 



121, 126. 

 Cidaridae, 119. 

 Cladopora, 33, 116. 



multipora, 10, 33, 109. 

 Clarendon, Guelph dolomites, 17. 

 Clarke, John M., cited, 40, 53, 95, 103, 123, 



128, 131. 

 Clathrodictyon ostiolatum, 38. 



(Stromatopora) ostiolatum, 38. 

 Clathrodictyum, 37-38. 



ostiolatum, 37-38, 109, 134. 

 explanation of plate, 141. 

 Clinoceras, 95. 

 Cliona, 116. 



Cobleskill limestone, 136-37. 

 Coelidium, 65-67. 



macrospira, 10, n, 16, 21, 65-67, in. 

 explanation of plate, 154-55, 161. 



cf. vitellia, 67, in. 



explanation of plate, 155. 



Coelocaulis, 4. 

 Coelocaulus, 6y. 

 Coenostroma constellatum, 37. 



galtense, 36, 37. 

 Conchidium occidentale, 128. 

 Conocardium, 50. 



sp., 50, no. 



explanation of plate, 150. 



ornatum, 50. 

 Conus, 117. 

 Coral reef origin of Guelph dolomites, 



1 14-16. 

 Coral reefs, of Red sea, 1 17-18. See also 



Jurassic reefs of France ; Racine reefs in 



Wisconsin. 

 Coralline limestone, 136-37. 

 Corals, 113, 115, 133, 135. 

 Corbis, 119. 

 Cordoceras, 98. 

 Cornulites, 6, 105-6. 



arcuatus, 10, 11, 105-6, 112. 

 explanation of plate, 146. 



flexuosus, 105. 

 Crania, 109. 



sp., 38. 



explanation of plate, 146. 

 Crustaceans, 117. 

 Cyathophyllum pelagicum, 25. 

 Cyclonema sulcata, 62, 124. 



sulcatum, 62. 

 Cypricarditcs ? quadrilatera, 132. 

 Cyrtoceras, 94, 95. 



amplicorne, 98. 



(Phragmoceras) amplicorne, 98. 



arcticameratum, 87, in, 127. 

 explanation of plate, 172, 174. 



bovinum, 90, 98, in. 



explanation of plate, 174, 178. 



brevicorne, 89, 127. 



cf. brevicorne, 89, in. 

 explanation of plate, 169. 



cancellatum, 91. 



