74 



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



Herzenstein 1893). — Iceland 2—3 m (Johansen 1902; Mörch 1868; Verkrüzen 1872). 

 -Denmark (Mörch 1871). — Heligoland (Heincke 1894). — Belgium (Pelseneer 1882). 

 British coasts (Jeffreys 1869). France (Vayssiere 1901). New England to 

 Cape Cod (Gould & Binney 1870). Davis Strait (Jeffreys 1887). Depths 2 — 250 

 m (Hägg 1905). Rocks. 



var. liturata (Möller 1842). 

 Habitat: 



Greenland: Posselt (1898, L. acutiuscula) 30 — 35 fms, clay, stones. Farther: 

 Egedesminde, 15 fms, rocks (Tore!]) 1 sp. ; D:o 30—40 fms. rocks ('% 1870. Oberg) 1 sp. 



General (list ribntioii : 



Greenland (Mörch 1857; Posselt 1898). 



Lamellidoris muricata (Müller 1776) 

 (inch L. aspera [Alder & Hancock 1842)). 



Habitat: 



The Baltic: Kiel (Möbius) 4 sps. 



West coast of Sweden: Skane, Kullen (Lilljeborg) 1 sp. ; between Torekov and 

 Arilds läge. 14 fms, clay with shells and red alga? (V ; 1902, Lönnberg) 2 sps. — 

 Halland, Laholmsbukten 9 fms, algae (*% 1903, Lönnberg) 4 sps. Bohuslän: 

 ') Gullmarn, shallow water, numerous sps. (mostly young) ; D:o among Florideae (1885) 

 c. 30 young sps.; D:o Stangholmen 6 fms 2 sps. (L. aspera; Mus. G.); ~) Strömstad, 

 Skarfön (1890, Hanson) 20 sps.; D:o 1—2 fms (Apr. 1880, Hanson) c. 15 sps.; 3 ) Lingö, 

 Strömstad ('Vj 1888, Hanson) 9 sps.; 4 ) Väderöarna (Aug. 1887, Asklund) numerous sps. 



Norway: 15 sps. (Düben) and 4 sps. (Kröyer) without definite localities. 

 Christiansund 1 sp. (Mus. U.); Tromsö 4 sps. (Mus. U.). 



England, Cullercoats (Alder) 5 sps. (L. aspera). 



General distribution : 



Norway: south and west coast, 10 fms; Nordkap (G. 0. Sars 1878); Vadsö 

 (Norman 1902). - - Murman coast (Pfeffer 1889; Herzenstein 1893). — White Sea 

 (Herzenstein 1893). Faroe Islands (Mörch 1867). British coasts (Jeffreys 1869). 



Kiel and east Baltic (Meyer & Möbius 1865). — Travemünde (Lenz 1875). — Den- 

 mark (Mörch 1871). — Heligoland (Heincke 1894). — France (Vayssiere 1901). — 

 North America: Halifax, Nova Scotia (Verrill 1882). — Norwegian Islands, Spitz- 

 bergen, 10 fms (Friele & Grieg 1901). Distribution to Cape Finisterre (Friele & 

 Grieg 1901). 



