872 - 
Scalaria monocycla auct. 
I, 245 
Scrobicularia prismatica Lask. II, 713, 714 
— Lamarck I, 246 
Scrobiculariidæ Chenu 
II, 693 
planicosta Bivona 
I, 243 
ScutÆastra Adams 
I, 469 
— plicata Scacchi 
I, 243 
Scutidum Monterosato 
I, 481 
— pretiosa Lamarck 
I, 240 
— Tournouër 
I, 481 
— pseudoscalaris auct. 
I, 245 
— Gussonii Costa 
I, 482 
— Brocchi I, 246 
Scutum Montfort 
I, 449 
— pulchella Bivona 
II, 796 
Scmcle Schumacher 
II, 693 
— Scacchii Hœrnes 
II, 796 
— alba W. Wood 
II, 705 
— subdecussata Cantr. 
If, 796 
— angulosa Renier 
II, 714 
— tenuicostaMichaud 1,242,243 
— piperata Poiret 
II, 697 
— — — 
II, 771 
Semicassis Klein 
I, 64 
— Turtonæ Turton 
I, 243 
Scmimodiola Cossmann 
II, 163 
Scalaridcc Brown 
I, 223 
Serpula arenaria Linné 
I, 236 
Scalarvs Montfort 
I, 240 
— contortuplicata Linné 
1, 239 
Scalatarius Duméril 
I, 240 
— — Payraud. I, 234 
Scalidœ de Boury 
I, 223 
— denfifera Lamarck 
I, 236 
Scaphander Montfort 
I, 535 
— fascicularis Lamarck 
I, 239 
— Browni Leach 
I, 537,538 
— glomerata Linné 
I. 234,239 
— Fortisii Grateloup 
I, 539 
Serpuloidcs Gray 
I, 235 
— gibbulus Roux 
II, 800 
Serpulorbis Sassi 
I, 235 
— giganteus Risso 
ï, 536,538 
gigas Bivona 
I, 236 
— Grateloupi Michaud I, 539 
— polyphragma Sassi I, 236 
lignarius Linné 
1,523,536 
Scrpnlus Linné 
I, 234 
— — Risso 
I, 538 
Serpulus Montfort 
I, 235 
— sublignarius d’Orb. I, 539 
— arenarius Linné 
I, 236 
— targionius Risso 
I, 536 
Scrruia Chemnitz 
II, 453 
Scaphopoda Brorvvn 
I, 557 
— adriatica Monterosato 
II, 457, 458 
Sclnsmope Jeffrey s 
I, 429 
— lævigata Chemnitz 
IL 454 
— striatula Philippi 
1, 430 
— trunculus Linné 
II, 457,458 
_ _ . •— 
II, 798 
Sctia H. et A. Adams 
I, 306 
Scliizodcsuia Gray 
II, 541 
— amabilis Monterosato 
I, 308,309 
ScMzobroclins Monterosato 
I, 430 
— fulgida Adams 
I, 309 
— crispata Fleming 1, 430 
— pulcherrima Jeffreys 
I, 307,308 
Schwartzia Bucquoy, Dautzen- 
309 
berg et Dollfus 
I. 278 
Sigaret Aclanson 
I, 153 
Scissurella d’Orbigny 
1,429,449 
— Cuvier 
I, 153 
— affinis Costa 
I, 430 
Sigarctus Lamarck 
I, 153 
— cancellata Jeffrey s 
1. 430 
— Kindelmannianus Mich. I, 153 
costata d’Orbigny 
1,429,430 
Marellii Delle Chiaje 
I, 153 
crispata Fleming 
II, 798 
neritoideus Delle Chiaje I, 154 
— decipiens Costa 
I, 430 
— perspicuus Philippi 
I, 153 
— lævigata d’Orbigny 1, 430 
Siger Adanson 
I, 64 
—• ■ — - 
JI, 788 
Siliquaria anguina Linné 
II, 796 
— Orbignyi Scacchi 
I, 430 
Simnia Hermannsen 
I, 134 
— plicata Philippi 
I. 430,431 
Simnia Leach 
I, 134 
Scîèsiïrellina Gray 
I, 430 
— — ' 
II, 767 
Scobina Bayle 
II, 609 
— nicæensis Risso 
I, 134,135 
Sconsia Gray 
I, 68 
— purpurea Risso 
II, 794 
Scrobicularia Schumacher 
II, 693 
Simpulumv Klein 
1, 31 
— alba W. Wood 
11, 705 
Siphonariidæ d’Orbigny 
1,481,483 
— arenaria Schum. 
II, 694 
Siphonodentalium quinquangu- 
— compressa Pult. 
11, 697,699 
lare Forbes 
II, 801 
— Cottardi Payr. 
II, 699,805 
Siphonostomata Blainville 
I, 16, 197 
— fabula Brusina 
11, 709 
Skeneia Fleming 
1,322,419 
— ovata Philippi 
II, 710 
— costata Danilo et Sand. I, 326 
piperata Poiret 
II, 695,696 
— depressa Montagu 
I, 322 
697,698,699 
— Fischeriana Monter. 
I, 326 
— plana Da Costa II, 394 
— lævis Philippi 
II, 798 
