LAMELLIBRANCHIATA. 



25 



Pecten imbrifer Loven, 

 PI. II, fig. 1 (var. major) is. fig. 2 (var. minor). 



Pecten imbrifer Loven, Index Moll. Scand., 1846, p. 31; Dall, Hull. Mus. Comp. Zool. Harvard Coll. XII 

 1886, p. 220, PI. IV, fig. 4; Friele & Grieg, Norw. North-Atlantic Exped., Mollusca III, 1901, p. 8. 

 — Pecten mamillatus M. Sars, Christ. Vid. Selsk. Forh. 1S73, p. 12. — P< cten Ffos&ynsH '.. ( ). Sars, 

 Moll. Reg. Arct. Norv., 1878, p. 20, PI. 2, fig. 1 ; var. major Leche, K. Sv. Vetensk. Akad. Handl. 16, 

 No. 2, 1S78, p.35; Collin, Dijmphua-Togtets zool.-bot. Udbytte, [886, p.453; var. pnstulosus 

 Verrill, Trans. Conn. Acad. V, 1882, p. 581, PI. 42, fig. 22. -- Cyclopecten pustulosus Verrill, 

 Trans. Conn. Acad. X, 1899, p. 70, fig. 1 & p. 83, PI. 19, figs. 3, 4; Verrill 6c Push, Proc. Unit. 

 Stat. Nat. Mus. XX, 189S, p. 839, PI. 85, figs. 5, 6, 10, 11. - Cyclopecten subimbri/er Verrill 

 & Bush, Trans. Conn. Acad. X, 1S99, p. 84; Proc. Unit. Stat. Xat. Mus. XX, [898, p. 840, 

 PI. 85, figs. 8, 9. -- Pee/en lucidtts Nomann, Niederland. Arch. f. Zool., Suppl. Bd. I, 188] 

 No. 10, p. 2, PI. 1, figs. 5, 6, 7, S. 



Pecten Hoskynsi Friel e, Nyt Mag. f. Naturvidensk. 24 Bd., 1879, p.222; Becher, Osterr. Polarst. Jan 



Mayeu, 1886, III, p. 68. — Pecten imbrifer Posselt, Medd. 0111 Gronland, XIX, 1895, p. 66; ibid. 



XXIII, 1898, p. 12; J ensen, ibid. XXIX, 1905 (1909), p. 332; Hiigg; Arkiv for Zoologi, Bd.2, 1904, 



No. 2, p. 30; var. lamellosa Posselt, Medd. oni Gronland, XXIII, 1898, p. 13, PI. 1, fig. 1. 



Pecten imbrifer has been taken by the "Ingolf" at: 



St. 115. S. of Jan Mayen 86 fm. 0.1° C. 1 valve. 



- 116. - - 371 - — 0.4 - 3 spec, and a number of valves. 



98. W. of Iceland 138 - 5.9 - ca. 35 spec. 



97. - - — 450 - 5. 5 - 1 spec, and 3 valves. 



87. - - — 1 10 - 1 valve. 



90. - - — 568 - 4.4 - 3 valves (fragments). 



9- " " 2 95- 5- 8 ° " 1 valve. 



85. S.W. - — 170 - 7 valves. 



81. - - — 485 - 6.1 - ca. 65 spec. 



54. S. - 691 - 3.9 - 2 valves. 



- 59- E. - - 3 IQ " " OI ° " 3 



- 143. N. of the Faeroes 388 - — 0.4 - 1 spec. 



West Greenland. 



During my cruise with the "Tjalfe" I took P. imbrifer in Davis Strait at: 



66 c 22' N.L,., 57 : i6'W.L 360 fm. 6 spec 



The Swedish Expedition of 1871 found it in Umanak Fjord at 397 fm. and in Baffins Ba> .it 227 I'm. 



East Greenland. 



Danish Expeditious have taken P. imbrifer at the following places: 



Off Scoresby Sound 167 fm. 1 valve. 



Forsblads Fjord 50 - 1 



— 50—90 - ca. 125 spec. 



The [ngoIf-Expedition. II. ;. 



