10 A Canadian Arctic Expedition, 1913-18 



STATION 27s. 



Off Collinson point, Alaskan Arctic coast, 3 fathoms, mud and gravel. 



Leda arctica Gray. 

 Leda collinsoni Dall. 

 Musculus laevigatus Gray. 

 Crenella aff. rotundata Dall. 

 Astarte borealis Schum. (fragm.). 

 Liocyma beckii Dall. 

 Pandora sp. (fragm.). 

 Macoma sp. (fragm.). 

 Macoma sp. (fry). 

 My a sp. (fry). 

 Cyrtodaria kurriana Dkr. 

 Lyonsia arenosa Moller. 

 Lara treveUiana Turton, var. 

 Uiriculus semen Reeve. 

 Euspira sp., (ovicapsules) . 

 Gastropod eggs. 



STATION 281. 



Beach at Collinson point, Alaskan Arctic coast. 



Musculus laevigatus Gray. 

 Astarte horealis Schum. 

 Euspira pallida Brod. & Sby. 

 Amauropsis purpurea Dall. 



STATION 28L 

 Beach at Flaxman island, Alaskan Arctic soast. 

 Astarte horealis Schum. 



STATION 30d. 

 Beach at Demarcation point, Alaskan Arctic coast. 

 Fusitriton oregonense Redfield (adventitious). 



STATION 31a. 



Beach at Camden bay, Alaskan Arctic coast. 

 Amauropsis purpurea Dall. 



STATION 326. 

 Sandspit west of Martin Point, Alaskan Arctic coast. 

 Amauropsis purpurea Dall. 



