KUMGL. SV. VET. AKADEMIKNS HANULINÜAH. BAND 48. N:0 1, 



35 



(Sutherland 1852, Reeve 1855). — Griniie] Land (Smith 1877). — E. Canada, 20—50 

 fms (Whiteaves 1901). - New England, rare (Gould & Binney 1870). — Culebra 

 Island, West Indies, 390 fms (Watson 1886). — Azores 1,287 m (Dautzenberg 1889). 



— Japan, 48 fms (Jeffreys 1876). — Amur (1. 8.5, Schrenk 1867). Depths 5 fms — 

 1,287 m. Clay, sand, stones. 



Cryptobranchia alba Dall 1869. 



ri. 2 tig. 1. 

 Habitat: 



Behring Sea, to 6 fms. 1. 20 (Aurivilltus 1887): Konyam Bay (Fig. 1) and 

 St. Lawrence Island. 



General Distribution: 



Aleutian Islands; East Siberia; Behring Sea (Dall 1869, 1875; Krause 1885; 

 Crosse 1877; AurivilHus 1887). 



Pilidium fulvum (Müller 1776). 



ri. -1 tigs. 18 — 23. 

 Habitat: 



West coast of Sweden: Kattegatt, NW. of Nidingen, 50 m, rocks and clay, 

 1 sp., 1. 6; br. 4; h. 2 (-'/» 1911); SW. of Nidingen, 40 m, clay, 1 sh, 1. 7.5; br. 5.i; 

 h. 2.-' (-' y 1911). — Bohuslän, Gullmarn (Loven), many sps, max. 1. 7.7 (Figs. 18, 19, 

 22); Skar and other localities (Theel 1907). — Väderöarna, to 100 fms, many sps, 

 max. 1. 9.5 (Figs. 18, 19, 22); D:o, Lophohelia Reef, 1 sp., 1. 6 (^V. 1889); D:o, Stora 

 Väderö, 1 sh., 1. 8 (Olsson 1869). — Kostersten, Kosterfjorden, 2 sps, max. 1. 6.6 

 (V 1889); Kosterrännan, 12 fms, clay, 2 shs, max. 1. 6.4 (Gunhild Exp. '"/t 1877). 



— Svinesund, 30 — 70 fms, mud with stones, 1 sh., 1. 5.6 (Lindahl). — Bohuslän, 

 without definite locality, many shs, max. 1. 8.« (B. Fries 1838). 



Norway: Christianiafjorden, 2 shs, max. 1. 9..s (Asbjörnsen). — Hitterö, 20 — 30 

 fms, shells, 1 sh., 1. 5.3 (Oberg 1869). Utnefjord, Hardanger, 100 fms, sand, stones, 

 many shs, max. 1. 7.^i (BovaUius 1880), Fig. 21 ; D:o, 30 — 40 fms (Aurivillius) 1 sh., 

 1. 7 (Mus. U.). — Bodybet, varying depths, sand, clay, 1 sh., 1. 5.- (v. Yhlen). 

 Storeggen, shingles, 1 sh., 1. 9.4 (v. Yhlen). — Kristiansund (Lilljeborg) many sps, 

 max. 1. 8 (Mus. U.); Moide (Lilljeborg) 1 sh., 1. 6.7 (Mus. U.). — Finmark, Tranö, 

 1 sh., 1. 4.7 (Goes & Malmgren 1861); D:o, Grötsund, 70 fms, clay (G. & M.) 1 sh., 

 1. 5.5; br, 4.1; h. 1.7; apex 0.«, orange-coloured, coarsely sculptured (Fig. 20), and 



