73 



Rissoa parva, var. interrupia, Adams. 

 Turbo intorr/iptKs. Adams, Trans. Linn. iSoc. vol. b, 1800, p. 3, Pl. 1. figs. Ki iV: 17. 

 Bifsoa inieyrupta, G. O. Sårs, Moll. Reg. Aret. Norv. 1878. p. 180, Pl. 10, figs. 9 A 10. 

 — parva var. interrupta, Jeffreys, Proc. Zool. Soc, 1884, p. 118. 



Findested. Beeren Eiland, 18 fv. 



Arten er ndbredt fra Murniankysten til Middeliiavet, 

 Adriatrrliavet, Madeira og Canariske øer. Inden den ark- 

 tiske region er det dog blot varieteten interrupta. som op- 

 træder. Den batliymetriske udbredelse er — 1785 fv. 

 Denne sidstnævnte dybde er angivet af „Travailleur", men 

 gjælder neppe levende exemplarer. Fossil er den funden 

 i Skandinavien, Britiske oer, Frankrig, Italien og Rhodes. 



Locallty. Bear Island (18 fatlioms). 



Tliis species is distributed 1'rom tlie Murman Coast 

 to the Mediterranean. the Adi'iatic, Madeira, and the Ca- 

 nary Isles. In the arctic regions, however, only the variety 

 interrupta occurs. Its bathyraetrical distribution is from 

 to 1785 fathoms. This last nientioned depths is uoted 

 by 'Travailleur', but dos searcely reffer to living specimens. 

 It is a fossil in Scandinavia. tiie British Isles, Fi-ance, 

 Italv. and Rhodes. 



Rissoa albella, var. sarsii. Loven. 

 Rissoa sarsii. Loven, Ind. Moll. Scand., 184G, ]i. 25. 



— albeUa var. sarsii, Jeffreys, Brit. Conch., vol. 4, 18(i7, p. 29. 



Findested. Bodø, 20 fv. 



Denne form er foruden fra Norges vestkyst kjendt 

 fi-a Shetlandsoerne, Danmark og Middeliiavet. 



Locality. Bodo (20 fathoms). 



In addition to the Norwegian coast, this form is found 

 in the Shetland Isles, Denraark, and the Mediterranean. 



Rissoa wyville-thomsoni. (Jeffreys, m. s.) Friele. 

 Eissoa injrilJc-tliomsoiii. Jeffreys, m. s., Friele, Nyt Mag. for Naturvidensk., vol. 23, 1877, p. 3. 

 — — Jeffreys, Proc. Zool. Soc, 1884. p. 122. 



Findested. Stationerne 33, 53, 87, 240, 251, 267, 

 273, 312, 326, 338, 357 og 362. Dybde 123-1004 fv. 



Foruden af „Voringen er denne tågen af ,.Lighting'' 

 og j.Porcupine" i Færøkanalen. Fossil er den funden i 

 England. Den er en af de hyppigst forekommende arter 

 i det arktiske hav. 



Locality. Stations 33. 53, 87, 240, 251, 267. 273. 

 312, 326, 338. 357 and 362. Depth 123—1004 fathoms 



This species has been found besides jjy the 'Vøringeu'. 

 also by the 'Lightning' and the 'Porcupiue' in the Faroe 

 Channel. It is a fossil in England. It is one of the 

 species most frequently met with in the Arctic Ocean. 



Rissoa verrilli, Friele. 

 Bissoa verrilli, Friele, Nordhavs Exp. Moll., vol. 2. 1886, p. 27, Pl. 11, tig. 5. 

 Findested. Station 192, 649 fv. j| Locality. Station 192 (649 fathoms). 



Rissoa, Alvania. scrobiculata. Moller. 

 Bissoa scroliiruldfa. Moller, Ind. Moll. Gronl., 1842, p. 9. 



_ _ Jeffreys, Proc. Roy. Soc, vol. 25, 1876. p. 192. 



Findested. ^Stationerne 224, 267, 270, 290 og Ad- ii Locality. Stations 224, 267, 270. and 290, and 



vent Bay, 30 fv. Dybde 30—190 fv. ' Advent Bay (30 fathoms). Depth 30—190 fatlioms. 



Arten er tidligere kjendt fra Grønland og Spits- ii Tiiis species is formerly known from Greenland and 



bergen. 



Spitsbergen. 



Deu uorske Nordhavsexpedition: H. Friele & .1. A. Grieg. MoUusca 111. 



10 



