16 A Canadian Arctic Expedition, 1913-18 



Macorna oneilli Dall. 



Mya intermedia Dall. 



.^<ixicava arctica Linne\ 



I 'hi line finmarchica M. Sars. 



Admete couthouyi Jay. 



Trichotropis borealis Brodrrip and Soucrby. 



Tuchyrhynchus erosus Couthouy, variety. 



Margarites sordidus Hancock. 



Margarites albulus Gould. 



Margarites harrisoni Hancock. 



Gastropod eggs. 



b. Dolphin and Union strait, off Stapylton bay, in about 30 fathoms, mud. 



Operculum of Euspira sp. 



Leda (Portlandia) arctica Gray. 



Area glacialis Gray. 



Musculus Icevigatus Gray. 



Macoma oneilli Dall. 



Lyonsia arenosa Moller. 



Lamellidoris cf. liturata Beck. The bottom of the foot, ctenidia, and 



rhinophores orange; dorsum olive grey. 

 Trichotropis borealis Broderip and Sowerby. 

 Tachyrhynchus erosus Couthouy. 



c. West of Cockburn point (Dolphin and Union strait) in 20 to 30 meters, grey 



mud, stones and algae. 



Musculus Icevigatus Gray. 



Astarte vernicosa Dall. 



Astarte borealis Schum. 



Cardium ciliatum Fabricius. 



Liocyma viridis Dall. 



Macoma calcarea Gmelin. 



Saxicava arctica Linne. 



Mya truncata Linne. 



Buccinum angulosum Gray. 



Buccinum cyaneum Bruguiere. 



Buccinum sp. (very young). 



Buccinum polare Gray. 



Neptunea clathrata Linne. 



Trichotropis borealis Broderip and Sowerby. 



Tachyrhynchus erosus Couthouy. 



Margarites umbilicalis Broderip and Sowerby. 



Acmcea emydia Dall. 



Trachydermon albus Linne. 



Tonicella marmorea Fabricius. 



Molluscan egg-capsules. 



STATION 44. 

 h. Cape Barrow, Coronation gulf (about 1 fathom). 



Mytilus edulis Linne. 



Saxicava arctica Linne. 



Littorina rudis, var. gronlandica Morch. 



Lacuna sp. 



