lOTNGL. SV. VET. AK At) EMIENS HANDLING AR. BAND 41. N:0 4. 



( I 



var. tenellus Loven 1846. 

 Habitat: 



West coast of Sweden: K alien, Skane (Loven) 1 sh. 



General distribution : 



Faroe Islands (Mörch 1867). 



Retusa truncatula (Brugtjiere 1792). 

 Habitat: 



The Baltic: Kiel (Möbius) 6 shs. 



West coast of Sweden: Halland, Varberg (Torell) 1 sh. Bohuslän: ^Mar- 

 strand, the harbour, mud and algae (Lindahl) 8 shs.; ')Gullmarn, algse, c. 65 sps. : 

 :i ) Väderöarna, sand and clay (Goes 1862) 1 sh.; D:o 60 fms, coral bottom, 1 sp.; 

 4 )Dyngö, Fjällbacka (Goes 1862) 1 sh.; 3 ) Nordkoster 2 shs.; ") Svinesund, 30—70 

 fms, stones and mud (Lindahl) 1 sh. - Skagerrack 192 fms, clay (Lindahl) 1 sh. 



General distribution : 



Norway: the south and west coast to Öxfjord, Finmarken, 5—80 fms (G. 0. 

 Sars 1878); Nordfjord 4-0—80 fms (Grieg 1897). - ■ British coasts (Forbes & HanJey 

 1853; Jeffreys 1867). ■- Sweden: off Göteborg (Malm 1858); Kullen, Skane (Lillje- 

 borg 1854). — Danish coast : Kattegatt, the Belts and Travemünde (Mörch 1871 ; Pe- 

 tersen 1888 and 1889). Warnemünde (Möbius 1873). Heligoland (Heincke 1894). 

 — Holland and Belgium (Maitland 1897). France (Vayssiere 1901). Portugal 

 (Nobre 1905). Mediterranean, Adriatic, Aegean (Carus 1889). - Canary Isles (M' 

 Andrew 1852). Depths up to 192 Ems. Mud, sand, alga\ 



var. pellucida (Brown 1827). 

 Habitat: 



Norway: Finmarken: Kalfjord, 15 fms (Goes & Malmgren) 1 sh.: Grötsund, 

 4 fms (Goes & Malmgren) 1 sh. 



General distribution : 



Bohuslän (Loven 1846). - Scotland, Shetland (Jeffreys 1867). 



Retusa ovata (Jeffreys 1870). 

 Habitat: 



Norway: Lofoten 200—300 fms (G. 0. Sars) 1 sh. 



General distribution : 



Norway: Vestfjorden 341 fms (Friele & Grieg 1901); Lofoten (G. 0. Sars 1878). 



K, Sv. Vet, A.kad. Handl. Band 41. N:c> 4. t; 



