78 NILM ODHNER, NORTHEEN AND AECTIC IFVERTEBRATES. III. OPISTHOBRANCHIA ETC. 



Aeolidiella glauca (Aldek & Hancock 1845"). 



Habitat: 

 GuUmarn, Bohuslän, 1 ,sp. (L. 11 mm). 



CJeiieral distrilMitioii: 



Denmark, Limfjorden (Collin 1884). — British coasts (Jeffreys 1869). ~ France 

 (Vayssiére 1901). — Portugal (Nobre 1905). — Mediterranean and Adriatic (Carus 1889). 



Cuthona nana (Aldkr & Hancock 1842). 



Pl. II. tig. 20. 

 Habitat: 



Bohuslän: Gullmain (Loven) 1 sp. ; D:o Gåsö 10 fms, 1 sp. ('Vv 1872; Mu«. G.). 



General (lifstributioii : 



Norway: Aalesund (G. O. Särs 1878). — Great Britam (Jeffreys 1869). — France 

 (Vayssiére 1901). — Behring 8ea (Krause 1885). 



Cuthona Peachi (Ålder & Hancock 1848). 

 Habitat : 



Laholmsbukten, Halland, west coast of Sweden, 11 fms, shells and algse ('Ve 

 1902, Lönnberg) 1 sp. 



(Teueral (liMtrilnitioii: 



British coasts (Alder & Hancock 1848: Jeffreys 1869). — Ireland (Nichols 1899). 



Cuthona aurantiaca (Alder & Hancock 1842). 



Habitat: 



Bohuslän, GuUmarn (Loven) 2 sps. 



Norway, Finmarken (Nyländer & Gadd) 2 sps. 



Genera] distribution : 



Norway: Husö 20 fms (Friele & Grieg 1901); Skraaven, Lofoten 30 — 40 fms 

 (G. O. Särs 1878). — British coasts (Jeffreys 1869). — Holland and Belgium (Mait- 

 land 1897). — France (Vayssiére 1901). 



