KÜNGL. SV. VET. AKADEMIENS HANULINGAR. BAND 48. NIO 1. 



45 



(xenerfil Distribution: 



Norway: Nordkap, southwards, to 60 fms (d. 12, G. O. Sars 1878; Friele 1874; 

 Schneider 1885, 1891; Aurivillius 1886; Lilljeborg 1851); Vardö (Schneider 1894; Nor- 

 man 1902). — Christianiafjord, 10—60 fms (Asbjörnsen 1854; Jeffreys 1870). — 

 Bohuslän, 3—20 fms (Mahn 1855); Göteborg Skärgärd (Malm 1858); Hallands Väderö 

 11—15 m (Lönnberg 1903); Kullen (Lilljeborg 1852^ Loven 1846).— Denmark: W. 

 coast of Jutland (Christensen 1907); Kattegatt to Hven and St. Belt, 40 fms (Mörch 

 1871; Petersen 1888). — Öresund, to S. of Hven, 16-20 m (h. 15; Lönnberg 1898). — 

 Iceland and Faroes (Jeffreys 1883). — N. of Hebrides, 189 fms (Jeffreys 1869). — 

 British Islands (Jeffreys 1865). — Dogger Bank (+ var. eleclissima ; Hargreaves 1910). 



— North Sea coast of Holland — Belgium (Maitland 1897). — France to 180 m (Locard 

 1899). — Spain, Vigo Bay (Jeffreys 1883). — Portugal, very common (Nobre 1905). 



— Mogador, Morocco (Jeffreys 1883). Depths to 189 fms. Rocks, stones, clay, algse. 



Gibbula obliquata (Gmelin 1783). 



( -= Trochus umbilicatus Montagu 1803.) 



DistrilMitiou: Denmark, Hirtshals, a dead sli. (Mörch 1871; Petersen 1888). — Faroe Islands (Mörch 

 1868). — Soutliern and western coasts of Great Britain and Scotland (Jeffreys 1865). — France, atlantic 

 coast (Locard 1892). — Spain, Mediterranean and Black Sea; Morocco (incl. \ar. lata: Jeffreys 1865). 



Gibbula tumida (Montagu 1803). 



ri. 3 figs. 8-15. 

 Habitat: 



West coast of Sweden: Skane, Hittarp, 1 sh. (Lönnberg -^U 1896); Knähak 

 perch, 28—34 m, 2 sps, h. 11 (Mus. L.); Landskrona — Heisingborg (Rahmn) 2 sps, 

 max. h. 7.7; ap. 4^;; d. 9.2; wh. 5 i; Kullen (Lilljeborg) 9 shs and sps, the largest 

 dead (fossil?) max. h. 13; and h. 11; d. 12 (Mus. U.); Point af Kullen— Vinga Skär, 

 15 fms, clay (Lönnberg ^/t 1902), 1 sp., h. 8.2; ap. 4.7; d. 9.«;; wh. 5^^; Väderö 

 lighthouse — point of Höghalla, 15 fms, shells, gravel (Lönnberg ^'^ji 1902) 5 sps, max. 

 h. 13.5; ap. 6.5; d. 13.2; wh. 5 — 6, Fig. 15. — Kattegatt: Lilla Middelgrund, 10 

 fms, sand, stones (Gunhild Exp. ^^/t 1878) 3 sps, max. h, 8.4; S. W. of Nidingen, 

 40 m, clay, 1 sh., d. 4.5 ('■''/q 1911); Fjordskär, Kungsbackafjorden, 15 — 20 m, clay, 

 stones (^Vo 1911) 1 sp., h. 8.ti; d. 9.1. — Göteborg Skärgärd: Innertistlarna 

 — ^Resö, 26 m (Lagerberg V» 1906) 1 sp.; Svartskär Vinga, 26 m (L. "/t 1906) 

 2 sps.; Skagerrack: Torrboskär — Skagen, 27 fms, clay mixed with sand (Gunhild 

 Exp. V 1878), 1 sp., d. 6.2; Skagerrack, 22 fms, gravel (Lindahl) 2 shs, max. h. 8; 

 Skagen — Nidingarna, 35 fms, clay mixed with sand (Gunhild Exp. ^ji 1878) 3 sps, 

 max. h. 8.7; d. 9.2; wh. 6. — Bohuslän, numerous sps (Loven) max. h. 8.9; ap. 4.3; d. 



