KUNGL. SV. VET. AK AD EMIENS HANDLING AB. BAND 41. N:0 4. 



TU 



Cratena olivacea (Alder & Hancock 1842). 

 Habitat: 



Bohuslän, Gullmarn, 1 sp. ; D:o, Bläbergsholmen (Febr. 1895, Aurivillius) 1 sp. ; 

 D:o Gäsö 35 fms, Stängholmsrännan and Löken 25 fms, 1, 4, 2 sps. resp. (Mus. Gr.). 



Genera] distribution : 



Norway: Manger (Friele & Hansen 1876) 5—10 fms. — British coasts (Jeffreys 

 1869; M'Intosh 1874). Heligoland (Heincke 1894). — France (Vayssiere 1901). 



Cratena concinna (Alder & Hancock 1843). 



II. III fig. 22. 

 Habitat: 



Bohuslän, Gullmarn (1889, Aurivillius) 1 sp. ; D:o Humlesäcken (Loven) 1 sp. ; 

 D:o Löken 22—25 fms 3 sps. (Mus. G.). 



Genera] distribution : 



Bear Island 35 fms (Friele & Grieg 1901). — Norway: Bergen from 5 fms (Friele 

 1876); Kristianiafjorden, 80—100 fms (Asbjörnsen 1854). Bohuslän (Loven 1846). 



— British coasts (Jeffreys 1869). — Heligoland (Heincke 1894). - France (Vayssiere 

 1901). 



Cratena viridis (Forbes 1840). 



PI. III fig. 20. 

 Habitat: 



Gullmarn, Bohuslän (Loven) 2 sps. 



General distribution : 



Saltströmmen, Norway, 90 fms, and Bear Island, 35 fms (Friele & Grieg 1901). 



— British coasts (Jeffreys 1869; M'Intosh 1874). - Heligoland (Heincke 1894). — 

 France (Vayssiere 1901). 



Cratena angulata (Alder & Hancock 1844 l ). 



PI. Ill fig. 19. 

 Habitat: 



Gullmarn (Loven) 1 sp. (= Aeolis obtusalis Alder & Hancock of Loven 1846); 

 D:o 25 fms, 1 sp. (Mus. G.). 



Genera] distribution: 



Great Britain (Jeffreys 1869). • Firth of Forth, Scotland (Metzger & Meyer 

 1875). - - Normandie (Jeffreys 1869). 



