292 



Modiolaria nigra, (Gray) ïorell 27, 



268. 



— striatula, Beck 28. 

 Moelleria costulata, Møller 121. 

 Molleria costulata, Møller 121. 

 Montaciita Daw.soni, Jeffreys 73. 



— elevata, Stimpson 7.5. 



— ferruginosa, Montagu 75. 



— Mølleri, (Holbøll) Mørch 74. 



— planulata, Stimpson 75. 

 Montagua hirsuta, Bergh 244. 

 Morvillia undata, Вгол\п 136. 

 Murex clathi'atus, Linné 176. 



— (Trophon) craticulatus , Fabri- 



cius 174. 



— — — Linné 



175. 



— tlespectus, Linné 191. 



— (Trophon) truncatus, Linné 



var. Bamffli, Donovan 

 176. 



— — — Strøm 175. 



— — — var. 



clathratus, Linné 178. 

 Муа arctica, Linné 94. 



— arenaria, Fabricius 99. 



— — Linné 98. 



— byssifera, Fabricius 94. 



— nitida, Müller 82. 



— norvegica, Spengler 93. 



— siliqua, Spengler 97. 



— tenuis, Schröter 268. 



— truncata, Linné 98, 99. 



— — — var. uddevallen- 



sis, Forbes 101. 

 Mytilus corrugatus, Stimpson 23. 

 decussatus, Montagu 19. 



— discors, Fabricius 25. 



— edulis, Linné 18. 



— faba, Müller 22. 

 Mølleria costulata. Møller 121. 



Jfatica aflinis, Gmelin 141, 142. 



— alba. Loven 141. 



— Beverlii, Leach 141. 



— borealis, Gray 141, 142. 



— (Mamma?) boreali.-;, Morell 1 i 1 . 



Natica bulbosa, Reeve 141. 



— cornea, Moller 139. 



— fragilis, Leach 139. 



— Gouldii, Philippi 141. 



— (Lunatia) groenlandica, (Beck) 



Møller 139, 142, 144. 



. — var. amauropsoides, 

 Møller 141. 



— (Amauropsis) islandica, Gme- 



lin 139. 



— lactea, Loven 141. 



— livida. Bean 141. 



— (Lunatia! nana, Møller 141. 



— pallida, Broderip et Sowerby? 



139. 



— — Jeffreys 140, 141. 



— pusilla, Gould 141. 



— septentrionalis, Beck 142. 



— sphaeroides. Jeffreys 144. 



— suturalis, Gray 141. 

 Neaera arctica, M. Sars 88. 



— cuspidata, Mørch 88. 



— glacialis, M. Sars 88. 



— obesa, Loven 87. 



— subtorta, G. 0. Sars 88, 89. 

 Neatretia gnomon, Jeffreys 1. 

 Neptunea borealis, Philippi 190. 



— (Sipho) curta, Friele 185. 



— (Siphonorbis) Dalli, Friele 



180. 



— despecta, Linné 191. 



— — — var. bica- 



rinata, Kobelt 192. 



— — Linné var. cari- 



nata, Lamarck 191. 



— — — var. forni- 



cata, Fabricius 192. 



— fornicata. Gray 191. 



— tornatus, Gould var. 190. 



— (Siphonorbis) turrita, M.Sars 



179. 



— Turloni, IJeaii 190. 

 Nerita affinis, Gmelin 142. 



— islandica, (imclin 138. 



— littoralis, Fabricius 230. 



— litlorca, Fal)ricins 231. 



