KUNGL. SV. VET. AKADEMIENS HANDLINGAR. BAND 41. N:u 4. 55 



Acera bullata Muller 1776. 



Pl. II figs. 1—3. 



Habitat: 



. The Baltic: Kiel (Möbius) 8 sps. - Öresund, Råa, 8—10 fms (1896) 6 shs. — 

 Landskrona— Malmö, 7—8 fms, claj' and algae (1878, Théel & Trybom) 3 sps. — S. E. 

 of Hven, 9—10 fms, sand, clay and algae {Ju\j 1878, Théel & Trybom) 25 sps. 



West coast of Sweden: Skåne, Väderön near Svartskärsgrundet, 15 fms clay 

 (■Vt 1902, Lönnberg) 1 sh. — Göteborg Skärgård 1 sp. (Malm; Mus. G.). — Bohuslän: 

 ') Marstrandsfjorden 10 fms, clay 1 sp. ; ") Gullmarn (Loven) c. 50 sps.; D:o 20 — 30 

 fms, clay, 1 sp. ; D:o Skårberget, 70 fms, clay (Aug. 1890) 16 sps.; ^) Väderöarna, 10 

 fms, sand and clay (Goés 1862) c. 30 sps. ; *) Dyngö, Fjällbacka, 1 fm, algse (Goés 

 1862) c. 10 sps. ; ■')Koster, shells, 10 sps.; D:o 5—130 fms, clay (Aug. 1865, Ljungman) 

 10 sps. ; D:o, Sydkoster, 6 fms, sand, and 5 fms, algae (July 1877, Bovallius & Théel) 

 7 and 2 sps. resp.; Koster 2 fms, 1 sp. (Mus. G.); ") T^iHa Askeröfjärden (Ljungman) 

 60 sps.; ') Strömstad, near the surface of the water, on Zostera (Nov. 1891, Hanson) 

 numerous sps. 



Coasts of Norway: Kristianiaf jorden (Asbjörnsen) 4 shs. — Pahrsund 3 sps. 

 (Mus. U.). — Bergen (Särs) 2 shs.; D:o numerous sps. (Mus. U.) — Hitterö, Kasvaag, 

 on Zostera (1869) 7 sps. — Lurviksf jorden, 30 fms, clay, 6 sps. — Tanangerfjord, 

 12—25 fms, sand, 11 sps. — Moldöen 1 sp. — Rissen, Trondhjemsfjord, 1 — 10 m, mud 

 (Östergren 1902) 5 sps. — Finmarken (Loven) 2 sps. 



? Spitzbergen : 1 sp. (Loven) without definite locality. 



(Jpiioral distribution : 



Sweden: Kullen, Skåne (Lilljeborg 1854). — Skagen, Danish Sounds and Kiel 

 (Mörch 1871; Petersen 1888). — Norway: south and w^est coast to Lofoten and Öx- 

 fjord. Finmarken, 5 — 10 fms (G. ö. Särs); Porsangerfjord, littoral (Friele 1902); Al- 

 tenfjord (Friele & Grieg 1901). — British coasts (Forbes & Hanley 1853; Jeffreys 

 1867). — France (Vayssiére 1901). — Portugal (Nobre 1905). — Mediterranean, Adriatic, 

 Aegean (Carus 1889). — Madeira (Watson 1897). Depths to 130 fms. Clay, sand, alga;. 



Philine aperta (Linné 1766). 

 i'i. III fig. 1. 



Habitat: 



The Baltic: Kiel (Möbius) 2 sps. — Hven, Öresund, the S. E. shore, 6 fms, 

 fine sand and clay (1878, Théel & Trj^bom) 3 sps. 



West coast of Sweden: Skåne, between Torekov and Arilds läge, 14 fms, clay 

 (V7 1902, Lönnberg) 1 sp. ^ Gullmarn, numerous sps.; D:o 7—11 m (July 1902) 5 

 sps.; D:o Färlef jorden, 5—20 fms, c. 40 sps.; D:o Löken 20 fms 4 sps., and Skar 25 

 fms 1 sp. (Mus. G.); Marstrandsfjorden, 10 fms clay, 3 sps.; Väderöarna, coral bottom, 



