124 



Pages 



Pleurotoma gracilis Montagu 12 



— Joubini nov. sp il, 96 



Pleurotoma macra Watson 12 



Pleurotoma Milne-Edwardsi jLocari 9, 10 



— polysarca Daut^. et H. Fischer... i5 



— quadruplex Watson i3, 14 



Pleurotoma (Clionetla) quadruplex Wats. 9, i3, 14 



Pleurotoma recondita Locard {iion Tiberi).... 12 



Pleurotoma (Clionella) Richardi nov. sp i3 



— salarium (P. Fischer) Locard 11 



Pleurotoma Sigsbeei Dali 10 



— — Daut^. et H. Fischer.... lo 



— similis Bivona 1 3 



Pleurotoma Talismani Locard 10 



Pleurotomella Verrill 9, 14 



Pleurotomella atlantica Locard 1 5 



— Bairdi Verrill et Smith i5 



— demulcata Locard 1 5 



— elegans Daui:ç. et H. Fischer... i5 



Porcellana Girol Adanson 17 



Pourpre Kalan Adanson 41 



Propeamossium de Gregorio 70 



Propeamussium inaequisculpta Tiberi 71 



PsEUDAMUssiUM Bruguiérc 69 



Pseudamussium simile Laskey 70 



PsAMMOBiA Lamarck 88 



Psammobia costulata Turton 88 



Pyrene costulata Cantraine 28 



Rac Adanson 3o 



Radula, Rumphius, Klein 65 



— (Acesta) excavata Fabricius 66 



— inflata [Chemnit^] Lamarck 66 



— lima Linné 66 



— (Mantellum) hoscomhi Sowerby 67 



Ranella Lamarck 35 



— cruentata Reibisch (non Sowerby) 35 



— gigantea Lamarck 34 



— ponderosa Reeve 35 



-I- reticularis Born 34 



— rhodostoma fiec/f 35 



— Thomae d'Orbigny 35 



RiNGicuLA Deshayes 6 



Ringicula leptocheila iJrwgnone 6, 7 



Ringicula nitida Verrill 6, 7 



RiNGicuLiNA Monterosato 6 



Ringiculina leptocheila Brugnone 6 



RissoA Fréminville 46 



Rissoa amblia Watson 47 



Rissoa [Turbella) amblia Watson 47 



Rissoa calathus Man^oni (non Forb. et Hanl.). 47 



— crispa Watson 47 



Rissoa {Man:(onia) crispa Watson 47 



Rissoa fayalensis Watson 46, 47 



Rissoa (.Apicularia) fayalensis Watson . . . 46, 96 



Rissoa (Alvania) Geryonius Brusina 48 



— Mariae d'Orbigny var. rustica B. D. D. 48 



Pages 



Rissoa (Alvania) Mariae d'Orbigny 48 



RissoiNA d'Orbigny 49 



Rissoina decussata Montagu 49 



SCAPHOPODA 63 



ScAPHANDER Montfort 4 



Scaphander librarius Lovén 4 



— lignarius Linné 5 



Scaphander punctostriatus Mighels 4 



Seguenzia Jeffreys 53 



Seguenpa carinata Jeffreys 54 



Seguenzia formosa Jeffreys 53 



Seguenzia monocingulata Seguenza 53 



Seila a . Adams 44 



Seminella Pease 3o 



Serpula anguina Born (non Linné) 45 



Siger Adanson 27 



Siliquaria obtusa 5c/ii/»iac/!er 45 



SiMPULUM Klein 33 



Simpulum tranquebaricum Lamarck 34 



SiPHo Hermannsen 22 



Sipho torrus Locard 22 



Sipho tortuosus Reeve var. turrita G.-O. Sars. 22 



— turritus G.-O. Sars 22 



Siphonaria (Liriola) Gussonii O.-G. Costa 3 



S0LARIELLA Wood 57 



Solariella ambigua Daut^. et H. Fischer 58 



Solariella cancellata Jeffreys 58 



Solariella Vaillant! Dautj. et H. Fischer 58 



Solariella valida nov. sp 57 



Spondylus Linné 65 



Spondylus gaederopus Linné 65 



Strephona Gray 17 



Strombiformis reticulatus Da Costa 43 



Strombus Linné 4' 



Strombus bubonius Lamarck 41 



Strombus fasciatus Gmelin (non Born) 41 



— mediterraneus Lamarck 41 



— Mercati Deshayes 41 



Sulin Adanson 49 



SvELTiA Jousseaume 17 



Sveltia lyrata Brocchi 17 



Syndesmya Reclu^ 93 



Syndesmya alba Wood 94 



Syndesmia demosia nov. sp 94 



— Grimaldii nov. sp 93 



Syndesmya longicallus Scacchi 94 



— profundorum Smith 94 



Telasco h. et A. Adams 27 



Tellina costulata Turton 88 



— gibbosa O.-G. Cosffl! 91 



— papyracea Poli 9^ 



— Radula Montagu 8g 



— radula Montagu 89 



— rotundata Montagu 87 



Tenagodes Guettard 45 



Tenagodes anguinus Rochebrune [non Linné) . . 45 



