Index 



361 



Starfish : 



growth of, 154 

 method employed by, in de- 

 vouring bivalves, 152 

 in Puget Sound, 270 

 removal of, 155 

 structure of, 151 

 Steaming of oysters, 146, 209 

 Stevenson, Mr. J. R., on the 

 segregation of soft clams, 

 308 

 Struggle for existence, balance 



in, 19 



Surveys of natural oyster beds 

 in Virginia, 215 



Tapes in Japan, 87 



in Puget Sound, 320 

 Temperature, effect of, on the 

 segmentation of the ovum, 

 46 



on the greening of oysters, 86 

 on the growth of the scallop, 



345 

 changes on clam development, 



290 



on soft clams, 279, 312 

 low, effect of, on young oys- 

 ters, 97 

 on reproduction of the eastern 



oyster, 272 



of the Pacific coast, 272 

 maximum and minimum, in 



reproduction, 97 

 variations affecting the hard 



clam, 331 

 Terrebonne Bay, 259 



rate of oyster growth in, 262 

 Texas, oyster field of, 267 



laws of, 268 

 Thatch, soft clams growing in, 



284, 286 

 Tonging boat, 135 



ground in Maryland, 219 

 Tongs, oyster, 129 

 of Pamlico Sound oystermen, 



244 

 patent, 131 



Typhoid fever carriers, dangers 

 from, 168 



convalescents, dangers from, 

 168 



introduction of organism of, 

 into the human body, 167 



absence of shell-fish laws pro- 

 tecting from, 197 



and the freshening of bi- 

 valves, 171 



sources of infection by or- 

 ganism of, 167 



shell-fish as carriers of, 169 



Vascular system of bivalves, 22 

 Velum of the oyster embryo, 47 

 of the scallop, 340 

 of the soft clam, 291 

 Venus mercenaria (see Hard 



clam) 

 Virginia, excellence of oysters 



from, 224 

 origin of oyster packing in, 



211 



oyster planting in, 190 

 shipping of seed from, 105 

 Visceral mass, 56 

 ciliation of, 59 



Wampum, source of, 321 



Washington, soft clam in, 319 

 oyster reserves of, 270 



Wave action on oyster beds, 241 

 in Pamlico Sound, 243 



Wellfleet, oysters at, 177, 179 

 and southern seed, 189 



West Washington oyster market 

 in New York, 203 



Wheat land, available, 6 



Willapa Bay, planting of native 

 oysters in, 270 



Windlass, use of, in oyster cul- 

 ture, 134 



Winslow, Lieutenant, oyster 

 survey of, 244 



Winter, oyster culture in, 139 



f THE 



UNIVERSITY 



