18 



Leda minuta, O. F. :\[ulUr. 



Area mimda, O. F. Muller, Prodr. Zool. Dan., 1776. \) 247. 



— — Fabricius, Fauna Gronlaiidica, 178U. p. -414. 

 Leda caudata, Loven, Ind. Moll. Scaiul , 1846, p. 34. 



— mimda, Jeffreys, Brit. Conch., vol. 2, 1863. p. 155, vol. 5. p. 173. Pl. 4, fig. 2. Pl. 29, %. 6. 

 _ _ G. 0. Sårs, Moll. Reg. Aret. Norv., 1878, p. 36. Pl. o, fig. 2 a-b. 



— . caudata, Verril & Bush. Proc. U. S. Nat. Museum, vol. 20, 1898. p. 855, Pl. 82, fig. 1. 



Fragmenter af denne art foreligger fra stat. 257, 16U 

 fv. Desiulen toges den ved stat. 223, 70 fv. Hammerfest 

 og Alten. 



Leda miiiiifa har den samme udbredelse som fore- 

 gaaende art, dog gaar den inden Pacifikomraadet helt 

 syd til Oregon og Japan. Ved Atlanterhavskysterne har 

 den sin sydgrænse ved Fundy Bay, De britiske øer og 

 Bælterne, Den bathymetriske udbredelse er 2 — 2(J0 f v. 

 Fossil er den funden i Skandinavien, nordlige Rusland, 

 De britiske øer og Nordamerika 



Tliere are fragments of this species from Station 257 

 (1 60 fatiioms). It was also found at Station 223 (70 

 fathoms), Hammerfest, and Alten. 



Leda mimda has the same distribution as the 

 foregoing species, but in the Pacific it is found as far 

 south as Oregon and Japan. Its soutliern limit oft' 

 the shores of tiie Atlantic is at Fundy Bay, the British 

 Isles, and the Great and Little Belts. Its bathymetrical 

 distribution is from 2 to 200 fathoms. It is found in the 

 fossil state in Scandinavia. tlie north of Russia, the British 

 Isles, and Nortli America. 



Nucula tenuis, Montagu. 



Area temds, Montagu, Test. Brit. Suppl., 1808. p. 56, Pl. 29, fig. 1. 

 Xacnla femds, Moller, Ind. Moll. Grønl., 1842, p. 17. 



._ JeftVeys, Brit. Conch , vol. 2, 1863, p. 151, Pl. 29, fig. 4. 

 _ _ G. O. Sårs, Moll. Reg. Aret, Norv., 1878, p. 33. Pl. 4, fig. 6 a-b. 



Findested. Stationerne 267, 326, 336, 357; Rognan, 

 Salten, 20 fv. Magdalena Bay, Advent Bay og Norskøerne, 

 20 — 60 fv. Dybde 20—148 fv, 



Nucida femds, som er alniindelig langs iiele den 

 norske kyst, er en circumpolar art, der er kjendt fra Mid- 

 delhavet, Europas vest- og nordkyst, Spitsbergen, Barents- 

 havet, Karahavet, Sibiriens ishavskyster, Beringshavet, 

 Kamtschatka, Japan. Vancouver, Amerikas nord- og øst- 

 kyst indtil Cape Hatteras og Gronland. Den bathymetriske 

 udbredelse er 3 — 1230 fv. Fossil er den kjendt fra Skan- 

 dinavien, nordlige Rusland, Spitsbergen, Silnrien, Nord- 

 amerika. Italien og De liritiske øer. 



Loeality. ^tations 267, 326. 336. and 357, Rognan, 

 Salten (20 fathoms). Magdalena Bay, Advent Bay. and tho 

 Norwegian Islands (20 — 60 fathoms). Depth 20 — 148 

 fathoms. 



Aiicida femris. which is conimon all along tlie Nor- 

 wegian coast, is a circuni])o'ar species that is known in 

 the Mediterranean, oft' the west and north coasts of Europe, 

 Spitsbergen, in the Barents Sea, the Kara Sea, oft' the 

 Arctic coast of Siberia, in the Bering Sea, Kamtschatka, 

 Japan, Vancouver'» Isle, oft' the north coast of North 

 America and the east coast as far south as Cape Hat- 

 teras, and in Greenland. Its bathymetrical distribution 

 is from 3 to 1230 fathoms. It is found as a fossil in 

 Scandiniivia, nortliern Russia, Spitsbergen, Siberia. Nortii 

 America, Italv, and tlie British Isles. 



Nucula tumidula. Malm. 



Kaada tumidzda, Malm, Forhandl. Skand. Naturforsk. 8de møde, 1860, p. 621. 

 — — Malm, Goth. K Vet. Vit, Samh, Ny Tidsskr,, vol, 8, 1863, p. 122, Pl. 2, fig, 3. 



_ G. 0. Sårs, Moll. Reg, Aret. Norv,, 1878, p, 33, Pl. 4, fig. 5 a— c. 



Piadested. Stationerne 1, 79, 253, 255, 267 og 

 Sognefjord. KJO fv. Dybde 100—650 fv. 



Loeality. Stations 1, 79, 253, 255, and 267. and 

 the Sogne Fjord (IdO fatiioms). Depth 10(1- 650 fathoms. 



