320 



7—0 — 



Clay and sand 



10 specimens. 



50 — 



Clay with stones 



30 — 



118 - 



Red clay 



1 — 



. 14—3 — 





1 — (empty). 



. 90—50 — 



Clay with stones 



17 — (10 empty) 



Portlandia lenticula Moller. 



1900. Cape Dalton . . . 7—11 fms. Fine clay with a few stones 1 valve. 



1900. Hurry-Inlet . . . 



1900. Hurry-Inlet . . . 



1900. Fleming-Inlet . 



1900. Forsblad-Fjord 



1900. Forsblad-Fjord 



Two of the largest specimens (from Hurry-Inlet, 50 fms.) 



have the following measures : 



Length 7*5 mm. Height 5'2 mm. Breadth 4*5 mm. 



— 7-2 — — 5 — _ 4-6 — 



The number of the hinge-teeth is on both sides 13 in a 



specimen of a length of 6*5 mm. 



The Ko 1th off-Expedition of 1900 took it in the following 



localities (Hägg 1. с. p. 13): 



Franz Joseph-Fjord, outer part of Myskoxe-Fjord II6V2 fms. Clay (3 specim.). 

 Off Mackenzie-Bay, N. of Franz Joseph-Fjord. . 58 — Mud (1 specim.). 



Portlandia frigida Torell. 



1900. Cape Dalton... 7—11 fms. Fine clay with small 



stones 5 specim. and 2 valves. 



1900. Hurry-Inlet.... 50 — Clay with stones 12 — (2 empty). 



1900. Forsblad-Fjord . 90—50 — Clay with stones 



and gravel 20 — (2 empty). 



1900. Forsblad-Fjord . 14—3 — 1 — (empty). 



Var. nana M. Sars. 



1900. Cape Dalton 7 — 1 1 fms. Fine clay with small 



stones 1 specimen. 



1900. Turner-Sound ca. 3 — 1 — 



1900. Hurry-Inlet 7-0 — Clay and sand 5 — 



1900. The mouth of Hurry-Inlet 50 — Clay with stones 9 — (3 empty). 



1900. Fleming-Inlet 118 — Red clay 3 — (1 empty). 



1900. Forsblad-Fjord 90—50 - Clay with stones and 



gravel Numerous spec. 



1900. SE. of Sabine-Island. . . 110 — Fine clay wit stones 



and gravel 1 — (empty). 



G. 0. Sars has in his excellent work: «Mollusca Regionis 

 Arcticae Norvegiae» without giving ground eliminated <>Yo(dia 



