Fróðskaparrit - 01.01.2004, Side 290

288
MARINE WORMS OF THE PHYLUM SIPUNCULA IN FAROESE WATERS
pl. 7, figs. 109-110; pl. 15, figs. 207-208); Cutler (1994:
figs. 27A, 28A-C, 30A).
Previous record: Nørrevang (1990) and Wesenberg-
Lund (1928, 1930: 35).
BIOFAR stations: 3, 6, 8, 27, 44, 56, 65, 75, 76, 95,
103, 158, 172, 189, 190, 203, 230, 274, 295, 304, 305,
350, 356, 357, 359, 360, 363, 364, 366, 367, 381, 382,
390, 424, 425, 447, 455-459, 467, 478, 482, 491, 494,
514, 525, 542-545, 596, 597, 600, 603, 609, 646, 91,
698, 699, 718, 719, 721,723, 724, 729, 730, 731, 748-
752, 753, 755, 764, 776, 780, 781, 1123, 1133, 1160,
1260, 1217, 1219, 1447, 1484, 1600, 1614, 1615, 1789,
1791, 1814, 1821, 1834, 9018 (104 stations and 1158
specimens in total), fig. 5.
Temperature: -0.1-9.1 °C. Salinity: 34.9-35.3%o.
Depth range: 15-1078 m.
Bottom type: various substrates from sand, gravel,
and shells to mud and clay. Usually inhabits shells
of gastropods and scaphopods; polychaet tubes,
Foraminifera, and commensal with Syllidae and some
Gastropoda.
General distribution: Cosmopolitan, sublittoral-
bathyal (depth range 1-4030 m). Red Sea, Gulf of
Aden, Madagascar, near Durban, Australia Gulf, near
Tasmania, New-Zealand, circumpolar in Arctic; Paciftc
Ocean: from Bering Strait to Japan Isles (about 40°
N); Chile, Argentina, Comoran and Kerguelen Isles.
Two Antarctic records were recently found. Atlantic
distribution: Greenland-western and eastern coast to 85°
N, Davis Strait, Spitzbergen, Norwegian coast, Iceland,
Ireland, Great Britain Isles, Kattegat, Skagerrak, Bay
of Biscay, Verde and Canary Isles, Guinea Gulf, South
Africa, Atlantic coast of Canada and USA to Florida;
Mediterranean: Algerian, Spanish and French coasts;
Ligurian Sea, Messina Strait, Lipari Isles, Adriatic and
Aegean Seas, Sea of Marmara.
Phascolion (Isomya) tuberculosum Theel,
1875
Synonyms: Phascolion pallidum Koren et Danielssen,
1877: 132; Stephen & Edmonds, 1972:184; Phascolion
hirondellei Sluiter, 1900: 7; Stephen and Edmonds,
1972:178. Phascolion temporariae Edmonds, 1976:
217.
Good description: Cutlcr, 1994: 120-121, figs. 29 A, B;
30 F; 32.
Previous records: None.
BIOFAR stations: 65, 82, 234, 478, 514, 518, 520,
r— (MCONTink£,r^COCrlO
a
b
c
Fig. 7. Vertical distribution plots (a) Nephasoma
minutum, (b) Nephasoma lilljeborgi, (c) Phascolion
strombus. X-axis shows all the stations where
the species is found and the y-axis shows the
corresponding depth in meters.