588 



SUBJECTS INDEX. 



Salpa zonaria - cordi- 



formis, 417, 495. 

 Salpidae, 414-448, 451, 



477, 488, 494-512, 516- 



520. 

 Scaphites, 294. 

 Scaphopoda, 87-98. 

 Scarabus, 175, 176. 

 Scioberetia, 45. 

 Scissurella, 188. 

 Sepia, 236-252, 272-277. 



287-293, 296, 298. 



— aculeata, 290. 



— andreanoides, 289. 



— officinalis, 238, 241- 

 247, 250, 273-276. 



Sepiidae, 235. 

 Sepiola, 236, 244, 257. 

 Sepiolidae, 235. 

 Sepioteuthis, 238. 

 Siphonaria, 119. 

 Siphonodentalium, 96. 

 Solenoconcha, 1, 88-98, 



329. 

 Solenogastres, 1. 

 Solenomya, 22. 75, 82. 

 Spekia, 105. 

 Spinalis, 100, 169. 

 Spirula, 235, 268, 286, 



288, 293, 294. 

 Spirulidae, 235. 

 Spirulirostra, 288, 290. 

 Spondylus, 66, 82. 

 Stilifer, 100. 



— Linckiae, 152. 

 Streptoneura, 99. 

 Strombus, 100, 157. 

 Styelidae, 372. 

 Styliola, 100, 167, 169. 

 Stylomatophora, 101, 



184. 



Succinea, 101, 132, 180, 



187. 

 Synapta, 43. 

 — digitata, 152. 



Taenioglossa, 153. 

 Taonius, 292. 

 Tectibranchia, 100. 

 Tegmentum, 13. 

 Teredo, 23-39, 42, 44, 66- 



73, 80, 208, 319. 

 Tergipes, 100, 102. 



— Edwardsii, 164, 165. 



— lacinulatus, 164. 

 Testacella, 101. 

 Testacellidae, 182. 

 Tethys, 111, 119, 330. 

 Tetrabranchia, 235. 

 Teuthidae, 236. 

 Teuthis, 267. 



Thalia democratica-mu- 

 cronata, 415, 420-446, 

 495, 511, 513. 



Thaliacea, 334. 



Thecosomata, 100. 



Thyca, 100. 



— entoconcha, 152. 

 Tiedemannia, 100, 167- 



170. 



Tornatella, 163. 



Tremoctopus, 235, 237. 



Triclada, 320. 



Trididemnum, 460-462. 



Trigonia, 71. 



Tritonia, 100. 



Trochophore, 5-7, 10, 18, 

 30-43, 91, 125-128, 142, 

 161, 167, 177, 318-326. 



Trochus, 99, 198, 209, 

 215. 



— magus, 198. 

 Trophozooid, 289. 

 Tunicata, 334-534. 

 Turbellaria, 108, 320. 

 Turbinidae, 199. 

 Turbo, 99, 215. 



— creniferus, 198. 

 Typhobia, 105. 



U. 



Umbrella, 100, 107, 110, 

 111, 118-120, 129, 159. 



Unio, 22-29. 38, 119. 



Unionidae, 25-29, 30, 39, 

 49-59, 66-71, 73-76. 



Urosalpinx, 103, 113, 

 116, 117. 



V. 



Vaginulidae, 175, 176. 



Vaginulus, 101, 175. 



Valvata, 99, 100. 



Veliger larva, 130-134, 

 162, 169, 177. 



Venus, 22. 



Vermetus, 100, 105, 111, 

 115-122, 130-132, 148, 

 180, 192, 197, 200, 217. 



Vitrma, 101, 105. 



Yoldia, 19, 22, 63, 72. 



Z. 



Zygobranchia, 99. 



