462 New York State Museum 



Clams (continued) 



sand-bar, 154 



soft-shell, 98, 153, 167, 168 



surf, 154, 175 



swimming, 154, 167 

 Clark, A. H., cited, 182, 444 

 Clark, P. E, cited, 353, 455 

 Clark, T. H., cited, 300, 444 

 Clarke, J. M., cited, 300, 353, 418, 430, 445 

 Clarke, J. M. & Luther, D. D., cited, 353, 418, 445 

 Clarke, J. M. & Ruedemann, R., cited, 353, 445 

 Clastic rocks, 16 



description, 27 

 Cleland, H. R, cited, 181, 210, 247, 418, 446 

 Clinton beds, 321, 328 

 Coal, anthracite, 22 



bituminous, 22 



brown, 21 



cannel, 22 



carboniferous, 22 



soft, 22 

 Coal measures, 420 

 Cobleskill limestone, 336, 343 

 Cockles, 98, 103, 111 



European, 105, 106 



Iceland, 156 



large, 156 



spiny, 98 

 Cockroaches, 423 

 Coelenterates, 84, 117, 133 

 Coeymans limestone, 371 

 Coleman, A. P., cited, 211, 446 

 Coleman, A. P. & Parks, W. A., cited, 210, 247, 446 

 Colony, R. J., cited, 211, 446 

 Columnar structure, 72 

 Comb-jellies, 174 

 Commensalism, 113, 177 

 Competition within the species, 113 

 Compound tunicates, 96 

 Cones, 63 



