486 



BULLETIN OF THE 



Scaphella demissa, II. 150. 



dubia, II. 144, 150, 154. 



Gouldiana, II. 144, 154- 



junonia, II. 13, 07, I48, 152, 153, 

 154, 15G. 



Lamberti, II. 145. 



lyriformis, II. 160. 



magellanica, II. 452.* 



megaspira, II. 150, 151. 



mutabilis, II. 152, 154. 



Newcombiana, II. 145. 



Prevostiana, II. 150, 151. 



robusta, II. 144. 



scapha, II. 15G. 



Stearnsii, II. 145, 151, 155* 



undulata, II. 148. 

 Schismatobranchia, II. 341.* 

 Schizochilonidoe, II. 416. 

 Schizoplax, II. 41G. 

 Schizotrochus, II. 83, 396. 

 Scissurella, II. 33, 396. 



alta, II. 33, 396. 



crispata, II. 33, 396. 

 Scobinella, II. 98. 



caslata, II. 98. 

 Scoliostoma, II. 301. 

 Sconsia, II. 20, 230, 231, 232. 



striata, II. 20, 232. 

 Scurria, II. 436,* 450.* 

 Scutella, II. 342.* 

 Scutellina, IL 29, 342* 343, 410, 411, 437. 



antillarum, II. 30, 3^2, 343.* 



crenulata, II. 342. 



ferruginea, II. 342. 

 Seguenzia, II. 23, 268, 274, 383, 385, 403. 



carinata, II. 383. 



delicatula, II. 384. 



elegans, II. 383. 



eritima, II. 269. 



formosa, II. 268, 269. 



ionica, II. 23, 268. 



raonocingulata, IL 23, 268. 



iiitida, II. 269. 



trispinosa, II. 268, 383. 

 Sella, II. 22, 250. 



dextroversus, II. 250. 



terebrans, II. 22, 250, 251.* 

 Semele, I. 195, 279. 



cancellata, I. 195, 279. 



obliqua, I. 195, 279. 

 Seminella Stearnsii, II. 194. 

 Separatista, II. 24, 277. 



cingulata, II. 24, 277.* 



Serpula lumbricalis, II. 261, 453. 



Sigaretus, II. 26, 297,* 298, 300. 



antillarum, II. 297. 



depressus, II. 297. 



haliotoideus, II. 297. 



maculatus, II. 297. 



martinianus, II. 297. 



minor, II. 20, 297. 



perspectivus, II. 297,* 360. 



problematicus, II. 298. 



zonatus, II. 297. 

 Silenia, II. 441, 447, 451. 



Sarsii, II. 447. 

 Siliquaria, II. 23, 259. 



modesta, II. 23, 260. 



ruber, II. 259. 



squamata, II. 23, 260. 

 Simnia, II. 20, 234. 



acicularis, II. 20, 234. 



aureocincta, II. 20, 236. 



intermedia, II. 20, 235. 



lanceolata, IL 235, 237. 



niceensis, II. 237. 



piragua, II. 20, 235. 



purpurea, II. 237. 



spelta, II. 236, 237. 



uniplicata, II. 20, 234, 235, 237. 

 Sinnsigera, II. 124. 

 Sipho, II. 15, 174. 



Bocagei, II. 174. ■ 



caslatulus, II. 174. 



globulus, II. 15, 175, 176.* 



glyptus, II. 166, 169. 



profundicola, II. 174. 



Rushii, II. 15, 175. 



Sarsii, II. 174. 

 Siphonaria, II. 437. 

 Siphonodentalium, II. 428. 



quadridentatum, II. 428. 

 Sistrum, II. 18, 217. 



ferrugineum, II. 217. 



nodulosum, II. 217. 



roseum, II. 217. 

 V. ruhidum, II. 18, 217. 

 Skenea lirata, II. 278. 



trilix, II. 278. 

 Solariella, II. 32, 374, 377, 378. 



segleis, II. 32, 379, 380, 381. 



affinis, II. 380. 



amabilis, II. 32, 378, 379. 



cincta, II. 380. 

 V. clavata, II. 32, 380. 

 V. depressa, II. 32, 382. 



