40 AXEL OHLIN, ARCTIO ORUSTACEA. 



Cumacea. 



Fam. Leuconidae. 



Leucou Kröyer 1846. 



Leucon nasieus (Kröyer). 



1841. Cuma luisica Kröyer, Fire nye Arter etc, 1. c. p. 524, 532, 



tab. 6, figs. 31—33. 

 1846. Leucon > KRÖYER, Karcin. Bidrag 1. c. p. 189, 209, tab. 



2, fig. 5 a— b. 

 1846. » s Kröyer, Yoy. en Scand. etc, pl. 3, fig. 2 a — o. 



1856. ;> » LiLLJEBORG, Om Hafs-Crustaceer etc 1. c. p. 121. 



1865. » iiasicus G. O. Sars, Om den aberrante Krebsdyrgrnppe 



etc, 1. c p. 178. 



Localities: 

 in 1898: 

 stat. 9. lat. 76° 46' X., long. 15^22' E., off Horn Sound, West Spitz- 

 bergen, depth 210 m., bottom temp. + 2,83' C , very soft, 

 black-grayish clay, 26/VI, ene spec. 

 » 21. lat. 78= 27' N.,^long. 15~ 20' E., Ice Fjord, North Fjord, 

 West Spitzbergeu, depth 175 ra., soft, brown-reddish clay, 

 19 VII, one spec. 



in 1899: 

 stat. 33. lat. 70' 43' X., long. 22= 29' W., Scoresby Sound, Hurry's 

 Inlet, depth 70 m., mud, 7/VIII. 



Kröy^er is the tirst who has described this species in the 

 above-mentioned paper from a specimen from the Cattegat; 

 afterwards be got it from West-Greenland. Hansen mentions 

 it from two places on the same coast. Sars says that it is 

 met witb very often and abnndantly along the whole Nor- 

 vvegian coast, especially in the deepest places of the tjords. 

 It bas also been obtained in the Kära Sea (Dijmphna Exp.) 

 and on the Eastern coast of Xorth America. It goes as far 

 soutb as the Cattegat and the British Channel (Porcupine Exp.). 



