KUNGL. SV. VET. AK ADEMI ENS HANDDINGAR. BAND 41. N:0 4. 



i5 



— 54 ü 44' N. 13° 25' E. 19 fms, clay with sand (July 187 1, Oberg) 3 shs. — Malmö, 

 the harbour, 7 — 8 fms, Zostera and alga? ( 2 % 1864, Smitt) 2 shs. — South Öresund, 

 7 fms, alga? (Bovallius & Theel 1878) 20 sps. ; D:o 8—9 fms, sand (Theel & Try- 

 bom) 10 shs. 



West coast of Sweden: Bohuslän, Gullmarn, 2 shs. 



General distribution: 



Norway: Tromsö; Kjosen (G. 0. Sars 1878); Florö 30 tins (Friele 1876). 

 Iceland (Mörch 1868). British coasts (Jeffreys 1867). Danish coast (Mörch 

 1871; Petersen 1888, 1889). Travemünde (Lenz 1875). Mecklenburg (Möbius 

 1873). - Heligoland (Heincke 1896). Holland and Belgium (Maitland 1897). — 

 Coasts of France to the Mediterranean (Pilsbry 1893). Depths 2 — 40 fms. Sand, 

 mud, alga?. 



Retusa Gouldi (Cotjthouy 1839). 



Distribution: Iceland (Verkrttzen 1872). - Newfoundland (Verkrüzen L878). — Massachusetts, New 

 England, 27—4.4 m (Verrill L882). 



Retusa mamillata (Philippi 1836). 

 Habitat: 



Norway: Hitterö, 20 — 30 fms, shells, 2 shs. 



General distribution: 



Norway: Kristianiafjorden to the west coast 10 — 60 fms (G. 0. Sars 1878). 

 England, Scotland, Shetland (Jeffreys 1867). — Aalborg, Denmark (Petersen 1888). 



— Heligoland (Heincke 1896). France (Vayssiere 1901). — Portugal (Nobre 1905). 

 Mediterranean, Adriatic. Aegean (Cams 1889). - Canaries (M'Andrew 1852). 



Volvula acuminata (Brugtjiere 1792). 

 Habitat: 



West coast of Sweden: Bohuslän: Gullmarn (Loven) 1 sh. — Väderöarna, sand 

 and clay (Goes 1862) 1 sh. Nordkoster, west side, off the islands, 10 fms, sand 

 and stones ( 21 / s 1865, Ljungman) 1 sh. — Kosterfjorden (Malmgren) 1 sp. 



General dist ribution : 



Norway: Dröbak, Kristianiafjorden, 50—60 fms (M. Sars 1870); Moide, 40 fins 

 (Danielssen 1859). - England, Ireland, Scotland, Shetland (Jeffreys 1867). — Skagen 

 and E. Kattegat t (Petersen 1888). France (Vayssiere 1901). — Gibraltar (M'An- 

 drew 1852). Mediterranean. Adriatic and Aegean (Cams 1889). Gulf of Suez 

 (Pilsbry 1893). Depths 10 60 fms. Sand, clay. 



