— 424 — 



Pages 



Scalisetosus assitnilis Me'Intosh. 4, 14, 17, 48 



— communis Me'Intosh 47 



— pellucidus Ehlers ... 4, 17, 22, 24 



47 



Scaphander lignarius Linné 325 



Scione Malmgren 300, 3oi, 3o3 



— lobata Malmgren 11, 300, 3o3, 3o8 



— mirabilis Ehlers 3o3 



— spinifera Ehlers. 3, 11, 19, 22, 26, 3o 



301, 302 



Sclerocheilus miiiutus Grube 229 



Scolecolepis cirrata Malmgren 220 



Scoloplos Blainville 224, 



acustica Langerhans 



armiger O. F. Muller 9, 25, 



'/> 



224, 

 227, 



232 

 230 

 226 

 230 



226 

 227 



— elongatus Quatre/âges 224, 



— Mulleri Mesnil 224, 



— quadricuspida Œrsted 23o 



Sélénium polynoës Krôyer 5i 



Serpula Linné 32o, 325, 345 



— aspera Philippi 320 



— concharum Langerhans 12, 19, 323 



349 



— conica Johnston 347 



— contortuplicata Savigny 320 



— crater Clapar'ede 320, 322 



Serpula echinata Môrch 320, 32 1 



— faseicularis Lamarck 320 



— filograna Scacchi 328 



— glomerata Fabricius 333 



— imbutiformis Délie Chiaje 320 



— infundibulum Belle Chiaje 320 



— intestinum Lamarck 358 



— intricata Grube 328 



— libéra Sars 346 



— octocostata Quatre/âges 320 



— pallida Philippi 320 



— Philippi Môrch 320 



— polita Sars 35i 



— protensa Sars 35 1 



— quadrangularis Lamarck 338, 339 



— reversa Johnston 324 



— serrulata Fleming 35 1 



— subquadrangula Philippi 323 



— tridentata Fabricius 35 1 



— tubularia Montagu 354 



— vermicularis Linné 12, 16, 19, 21, 22 



23, 27, 3o, 320, 323 



— verruca Fab'-icius 333 



SERPUL1ENS Burmeister 12, 14, 16, 19, 21 



23, 3o, 32, 312 



Sigai.ion boa Johnston 83 



— tetragonum Œrsted 85 



Sigalioninés Grube 82 



Sipho fusiformis 325 



Pages 



Siphonostoma inhabile Rathke 236 



— plumosum Rathke 233, 236 



— vaginiferum Rathke 233 



— villosum Rathke 235 



SPHjERODORIENS Malmgren 5, 24, 96 



Sph/Erodorum Œrsted 5, 96 



— Claparedi Greeff. 07 



— flavum Œrsted 96 



— minutum Webster et Benedict 5, 96 



97 



— papillifer Moore 96 



— peripatus Johnston 96 



— Philippi Fauvel 97 



Spio cirratus Levinsen 220 



Spioch.«topterus Sars 266, 269 



— Madeirensis Langerhans 266, 267 



— typicus Sars.. 11, 18, 21, 3o 



266, 267 



Spionides cirratus Webster et Benedict 221 



Spionidiens Sars... 9, i5, 18, 21, 25, 3o, 219 

 Spirodiscus n. g 335 



— Grimaldii n. sp. 3, 14, 19, 3o, 335 



338, 339 

 Spirographis Viviani 3i2 



— brevispira Quatrefages 3ii 



— Spallan^anii Viviani. .. . 12, 16, 312, 



3i3 

 Spirorbis Daudin 330, 337 



— borealis Daudin i3, 334 



— affinis Levinsen 334 



— cancellatus 33 1 



— carinatus Levinsen 334 



— communis Fleming 334 



— cornu-arietis Philippi i3, 19, 334 



— corrugatus Montagu i3, 19, 332, 334 



— evolutus Bush 333, 334 



— granulata Fabricius. 320 



— granulatus Linné i3, 21, 23, 334 



— lucidus Montagu 33i 



— nautiloïdes Lamarck 334 



— pseudo-corrugatus Bush 332 



— spirillum Linné.. 12, 19, 21, 3o, 331 



33 4 



— verruca Fabricius i3, 333, 334 



— violaceus Levinsen 12, 330, 33i 



Staurocephalus Grube 153 



— erucasformis Malmgren. . 20, 1 53 



— rubro-vittatus Grube. 7, i5, 20 



23, 153 



Stephanosyllis Clapar'ede 107 



— ornata Verrill 107 



Sthenklais Kinberg ........ 83 



— Boa Johnston... 5, 14, 20, 24, 83 



— dendrolepis Claparède 5, 14, 29, 84 



— Idunœ Rathke 83 



— leiolepis Clapar'ede 83 



