48 



NILS ODHNER. NORTHERN AND ARCTIC INVERTEBRATES. III. OPISTHOBRANCHIA ETC. 



stones, I sh.; D:o 1 / 4 mile W. of Nordkoster, off the islands, sand and stones, 10 

 fms (July 1865, Ljungman) 9 sps. ; ,; ) Svinesund, 30—70 fms, stones and mud (Lin- 

 dahl) 14 sbs. Skagerrack, 23 — 150 fms, shells, sand, mud and clay (Lindahl) nu- 

 merous shs.; D:o 57° 40' 24" N. 10° 49' 18" E. 14 Va fms, clay with fine sand (V« 1871, 

 Lind af Hageby) 2 sps.; Torrboskär, Skagen, 27 fms, clay with sand (Gunh. Exp. 

 7r 1878) 1 sh.'— S. of Morupsbank, 12— 19 fms, clay (Gunh. Exp. ,2 /- 1878) 1 sh. 



North Sea: Bodybet, varying deeps, sand and clay (v. Yhlen) 1 sh. 



Coasts of Norway: Herföl, Svinesund, 16 fms, 10 sps. - - Utne, Hardangerf jord, 

 95 fms, sand, 2 sps.- Hitterö. 20 — 30 fms, shells (Oberg) 2 shs. — Bergen (Sars) 2 sps. 



General distribution : 



Norway: rarely along the whole south and west coast to Lofoten, 40 — 120 

 fms (G. O. Sars 1878); Kristianiafjorden (Asbjörnsen 1854); Bukkenfjord (Grieg 1896); 

 Nordfjord (Grieg 1897). British coasts; Scotland (Jeffreys 1867; M'Intosh 1874). 



Denmark: Skagen— Öresund to 125 fms (Mörch 1871; Petersen 1888). Heligo- 

 land (Heincke 1894). Holland and Belgium ( .Mail land 1897). France (Vayssiere 

 1901). Portugal (Nobre 1905). Mediterranean, Adriatic, Aegean (Cams 1889). 



Madeira, Canaries (M' Andrew 1852). Azores; Ascension 420 fms; Tristan da 

 Cunha (Watson 1886). St, Helena: Whydah, West Africa (Pilsbry 1893). Depths 

 7 to 420 fms. Clay, mud, sand, stones. 



Cylichna alba (Brown 1827). 

 Habitat : 



West coast of Sweden: Bohuslän, Gullmarn, 1 sh. Skagerrack: »The Deep 

 Hole», 350 fms, clay (July 1877, Bovallius & Thiel), 8 white sps.; D:o 150—336 fms, 

 fine brown clay (Bovallius & Theel 1879) c. 30 white sps.; D:o 150-336 fms (Lin- 

 dahl) 6 shs. 



The North Sea: 58° 55' N. 3° 28' E. 170—200 fms, gravel (v. Yhlen) 4 shs. 



West coast of Norway: Storeggen 50 — 140 fms, shingles (v. Yhlen) 4 shs. — 

 Hitterö, 20- 30 fms, shells (Oberg) 2 shs. Bergen (Sars) 10 shs. — Tärnefjord, 

 100 fms, stones (v. Yhlen) 3 shs. Aalesund, 30—50 fms, mud (v. Yhlen) I sh. 

 Finmarken: Kalfjord, 15—110 fms (Goes & Malmgren) c. 30 shs.; Balfjord, clay 

 (Goes & Malmgren) c. 15 shs.; Ulfsfjord, 25—50 fms (Goes & Malmgren) 5 shs.; D:o 

 Kjosen, 80—100 fms, clay (Goes & Malmgren) c. 30 shs.; Grötsund 4—25 fms shells 

 (Goes & Malmgren) 3 shs. : Sörvser (Loven) 2 shs. ; Karlsö, N. of Tromsö, 20—70 fms 

 (Goes & Malmgren) 7 sps. 



Peninsula Kola: Ora Fjord ( 2 / s 1877, Sandeberg) 2 shs. Teriberki Fjord, 

 20 fins, clay with sand (1877, Sandeberg) 8 sps. 



The Kara Sea: Leche (1878), 3—70 fms, clay and sand. 



Siberia and Behring Sea: Aurivillius (1887), 5—55 fms, clay and sand. 



Bear Island— Norway : 73° 27' N. 23° 11' E. 460 m, blackish gray clay, bottom 

 temp. + 2,67° 0. ( 12 /e 1898) 1 sh. 



