Ciliary activity, increase in 871 



mechanisms 110, 111, 112, 113, 114, 115, 972, 2154 



motion 10 21 



water currents 1021 



Ciliated columnar cells 1049 



ducts 938 



epithelial layers, sloughing of 613 



gill lamellae 1049 



protozoan 1117 



Ciliates, haplosporidian 1709 



Ciliation 654 



Cilio-inhibitory 1021 



Ciliostasis, reversible 1021 



Ciliostatic 1021 



Cinemicrography 407, 1021 



Cinobufotenine (N, N-dimethyl-5-hydroxytryptamine) 1855 



Ciona 1848 



Circulation (see also water circulation) 582, 839 



, maintenance of proper 6 58 



poor 398 



Circulatory system 1471 



Citric acid 743 



cycle 743 



City Island, East River, N. Y. 899 



of New York 1196 



Cladophora 1477 



Claires dried up for a month 1579 



Clam 435, 842, 845, 869, 1036, 1037, 1068, 1082, 1100, 1106, 1246, 1288, 1330, 1331, 

 1579, 1794, 1914, 1934, 2062, 2181 



abundance, increasing 1194 



activity 569 



, independent of 249 



, American 1342, 1343 



-associated epidemics 1356, 1357, 1580 



, baby 2045 



body weight and seasonal variation of inhibitor, correlation between 891 



cannery, first 918, 1730 



catch 2218 

 _ chowder 339, 899, 1730 

 cleansing plant 518 



culture 234, 381, 550, 901, 974, 1339, 1783, 2084 

 , deep sea 1837 

 density 717 

 diggers 356, 666, 1245 

 itch 320 



distribution 317 



dredge, effects of hydraulic 675 



655 



