[Scapliella. 



13 



Stylifeiidae.] 



Scapliella Sw. 167. 



Scaphula Sw. 151. 



Schismope JeflV. 289. 



Schizocliiton Gray. 608. 



Schizo.stoma Brown. 288. 



Schizostoma Lea. 361. 



Schwartziella Nevil. 450. 



Scissnrella Orb. 288. 



Scolyinus Sw. 166. 



SeoiLsia Gray. 220. 



Scurria Gray. 599. 



Scutella Brod. 599. 



Scutellastra If. A. Ad. 601. 



Sciitcilidae 596. 



Scutelliua Forb. 599. 



Scutellina Gray. 599. 



Scutibranchiata 512. 



Scutifera Blvll. 591. 



Scutigerulus Mensch. 608. 



Scutuin Sow. 591. 



Scutiis Mft. 591. 



Scymnia Leach. 327. 



Seguenzia Jeffr. 332. 



Semicassis Klein. 217. 



Seminella Pse. 201. 



Seinperia Gross. 588. 

 Sempiporcellana D. Cost. 325. 

 Senectus llumph. 535. 

 Sensiella 412. 

 Separatista Gray. 149. 

 Sepia L. 7. 

 Sepiadae 7. 



Sepiadanim Steenstrp. 7. 

 Sepiella Gray. 8. 

 Sepiola Rond. 6. 

 Sepioloidea Orb. 6. 

 Sepiophora 7. 

 Sepiotevithis Blvll. 5. 

 Septaria Fer. 530. 

 Seraphs Mft. 315. 

 Seraphys Gray. 315. 

 Seraps Fer. 315. 

 Serapsis Link. 315. 

 Sennyla II. A. Ad. 364. 

 Serpularia Rom. 543. 

 Serra Less. 582. 

 Setia A. Ad. 469. 

 Sigapatella Less. 506. 

 Sigaretia Rfq. 223. 

 Sigaretus Cuv. 224. 

 Sigaretus L. 237. 

 Sigaretus Schrach. 578. 

 Siliquaria Bnig. 499. 

 Siliquaridae 499. 

 Siliquarius Mft. 499. 

 Siinnia Riss. 327. 

 Simpiilura Klein. 97. 

 Sinistralia H. A. Ad. 49. 

 Sinusigera Orb. 12. 

 Sipho Brown. 587. 

 Sipho Klein. 40. 

 Siphodentalis Sars. 595. 

 Siphonalia A. Ad. 42. 



Siphoniiiin Gray. 489. 



Siphonodentaliiiin Agas. 595. 



Siphonofa H. A. Ad. ()37. 



Siphopatella Less. 506. 



Sistrum Mft. 142. 



Skenea Flmmg. 470. 



Skeneinae 470. 



Smaragdinella II. A. Ad. 632. 



Smithia Mltz. 486. 



Sol Klein. 539. 



Solariella Wood. 567. 



Solariidae 285. 



Solarium Lra. 285. 



Solidula Fschr. 620. 



Somatogyrus Gill. 438. 



Spekia Brgt. 437. 



Speo Riss. 619. 



Spira Brown. 471. 



Spiracella Rang. 509. 



Spiratella Blvll. 12. 



Spirialis Eyd. et Soul. 12. 



Spirobranchus Blvll. 150. 



Spiroglyphus Daud. 492. 



Spirotropsis Sars. 77. 



Spirula Lra. 8. 



Spirulidae 8. 



Stanley a Brgt. 436. 



Steenstnipiola Pfr. 3. 



Steira Eschh. 15. 



Stella Klein. 539. 



Stellaria Schmdt. 539. 



Stenochiton II. A. Ad. 608. 

 Stenopoma Gray. 530. 

 Stenosemus Middf. 607. 

 Stenothyra Mss. 433. 

 Stenotis A. Ad. 416. 

 Stephanoconu-s Mörch. 290. 

 Steromphala Agas. 568. 

 Stigmaulax Mörch. 225. 

 Stilbe Jeffr. 486. 

 Stoa Serres. 489. 

 Stomatella Lm. 577. 

 Stomatellina 577. 

 Stomatia Hill. 237. 

 Stomatia Hlblng. 578. 

 Stomax Mft. 578. 

 Stossichia Brusin. 419. 

 Stramonita Schmch. 135. 

 Streblocerus Crptr. 488. 

 Strephona Bowdtsh. 152. 

 Strephopoma Mörch. 489. 

 Streptosiphou Gill. 39. 

 Strigatella Sw. 172. 

 Strombella Schlüter. 310. 

 Strombella Verrill. 43. 

 Strombidae 309. 

 Strombidea Sw. 310. 

 Strombina Mörch. 201. 

 Strombus L. 309. 

 Strongulocera Mörch. 117. 

 Struthiolaria Lm. 314. 

 Stylifer Brod. 280. 

 Styliferidae 280. 



