INDEX. 421 



Chelonia, fossil, . . . . . . .76 



Chemung river, . . . . • . • 207 



feeder, . S07 



Chondropterygia, . . . . . . . 89 



Clements's coal, . . . . . . . 218 



Clemson, analysis of Tioga coals and iron ores, . . . 219 

 analysis of minerals, &c. from Alleghany Portage railroad, 271 

 geology of the country between Fredericksburg and Win- 

 chester, Virginia, ...... 298 



notice of iron ore of Yates county, New York, . . 358 



analysis of Flemington copper ore, .... 167 



analysis of hydraulic limestone, .... 319 



notice of a diamond found by him, .... 417 



Coal, description of vein in Perry county, .... 177 



Ray's vein, analysis of, . . . . . . 185 



field of Blossburg, . . . . . .204 



run, .... . . . .205 



from Bloss's vein, ...... 219 



from Johnson's creek, ...... 220 



mine, Coal run, . . . . . . . 222 



Columnaria divergens, ....... 248 



sulcata, . . . . . . . 249 



Committee of inspection for 1834, report of, . . . . 409 



Conchifera, . . . . . . . . 269 



Conotubularia Cuvieri, ...... 248 



Brongniardii, . . . . . . 248 



Goldfussii, . . . . . .248 



Conrad, T. A., observations on a portion of the Atlantic tertiary region, 335 

 description of new fossils from the Atlantic tertiary, . 339 

 description of five new species of fossil shells in the col- 

 lection presented by E. Miller, Esq. to the Society, 267 

 Coprolites, . . . . . . . .87 



Corn, fossil, found on the shore of the Ohio river, . . . 414 



Coscinipora infundibuliformis, ...... 248 



Crocodilus macrorhyncus, . . . . . . 76 



gangeticus, . . . . . . . 77 



Crustacea, . . . . . . . . 95 



Cryptolithus, ........ 104 



Cyathophyllum ceratites, ...... 268 



vermicularia, ...... 248 



gracile, . . . . . . 249 



secundum, ...... 249 



plicatum, . . . . . . 249 



excentricum, ...... 249 



helianthoides, . . . . . 249 



Cyathocrinites pinnatus, . ... . . 269 



Dasypus, teeth of, ....... 43 



Decapoda, . . . . . . . . 95 



Del Rio, strictures on Shepard's mineralogy, with the translation of the 



classes and orders of Breithaupt, . . . .113 



