XVIII 



Pag. 



100. Littorina obtusata, Linné 229. 



101. — palliata, (Say) 230. 



102. — rudis, (Maton) var. groenlandica, Menke . . 231. 



103. Scalaria (Acirsa) borealis, Beck 232. 



104. — groenlandica, (Chemnitz) 233. 



105. Menestho albula, (Fabricius) 234. 



106. Dolabrifera Holbøliii, Bergh 234. 



107. Scaphander puncto-striatus, (Mighels et Adams) . . . 235. 



108. Amphispbyra substriata, (Jeffreys) 235. 



109. — expansa, Jeffreys 236. 



110. — hiemalis, (Conthouy) 236. 



111. — hyalina, (Turton) 237. 



112. Utriculus pertenuis, (Mighels) 238. 



113. Cylichna insculpta, (Totten) 239. 



114. — Reinhardtii, (Holbøll) Møller 240. 



115. — scalpta, (Reeve) 240. 



116. — alba, (Brown) 241. 



— cylindracea. Pennant 242. 



117. Philine lima, (Brown 243. 



118. — quadrata, (Wood) 244. 



119. Cratena hirsuta, Bergh 244. 



120. — Olrikii, (Mørch) 245. 



121. — sp. . . 245. 



122. Galvina rupium, (Møller) 246. 



123. Coryphella salnionacea, (Couthouy) 246. 



124. — bostoniensis, Bergh 247. 



125. Dendronotus arborescens, (Müller) 248. 



126. — robustus, Verrill 250. 



127. Campaspe pusilla, Bergh 251. 



128. Polycera (Palio) Holbøliii, (Møller) 251. 



129. Issa lacera, (Abildgaard) 251. 



130. Lamellidoris bilamellata, (Linné) var. liturata, (Beck) 



Bergh 252. 



131. — acutiuscula, (Stp.) Møller 252. 



132. Cadlina repanda, (Alder et Hancock) 253. 



133. Limacina helicina, (Phipps) 253. 



134. — balea. Møller 254. 



135. Cleodora pyramidata, (Linné) 255. 



136. Clione limacina, (Phipps) 256. 



137. Limnaea Vahlii, (Møller) Mørch 257. 



