28 A ' Canadian Arctic Expedition, 1913-18 



Station 5291, south side Bernard harbour, Northwest Territories— 



Astarte borealis Schumacher. 



Saxicava arctica Linn6. 



Buccinum sp.f (fragment). . 



Station 5293, north side Bernard harbour. Northwest Territories— 



Acmaea emydiaf Dall. 



Mytilus edulis Linn6. 



Astarte borealis Schumacher. 



Macoma calcarea Gmelin. 



Saxicava pholadis Linn6. 



Saxicava arctica Linn6. 



Mya truncata Linn6. 



Mya intermedia Dall. 



Balanus sp. (fragment). 

 Station 5294, cape Barrow, Bathurst inlet, Northwest Territories, at ISO-ftrc 

 elevation — 



Macoma calcarea Gmelin (fragments). 



Saxicava pholadis Linn6. 



Mya truncata Linne. 

 Station 5295, Bernard harbour. Northwest Territories — • 



Astarte borealis Schumacher. 

 Stations 5298, 5299, Bernard harbour. Northwest Territories — 



Cardium ciliatum Fabricius. 



Serripes gronlandicus Gmelin. 



Astarte borealis Schumacher. 



Macoma calcarea Gmelin. 



Saxicava pholadis Linn6. 



Saxicava arctica Linn6. • 



Mya truncata Linn6. 

 Station 5300, Cape Lyon, Darnley bay. Northwest Territories- — 



Saxicava pholadis Linne. ' 



Station 5301, 15 miles southwest of cape Lyon, Darnley bay, Northwei 

 Territories — 



Astarte sp., indet. 

 Station 5302, Bernard harbour. Northwest Territories — 



Astarte borealis Schumacher. 

 Station 5497 (40a) Five miles inland from Bernard harbour, Northwes 

 Territories — ; 



Saxicava pholadis Linne. 



Mya truncata Linne. 



All of the thirty species recorded from the several local collections give 

 above are included in the following systematic list: — 



SYSTEMATIC LIST. 



Leda (Portlandia) arctica Gray Sta. No. 5283, 5287 



Leda pemula Miiller " 5284 " 



Pseud musium sp " 3486 



Mytilus edulis Linng " 5286, 5290, 5293 



Musculus sp " 3496 



Astarte alaskensis Dall " 1926, 1942 ' 



Astarte fabula Reeve " 1926' 1942, 3485 



Astarte arctica Gray " 1926 



Astarte borealis Schumacher " 5286, 5291, 5293 5295 52! 



5299, 5302 



Astarte sp. indet " 5301 



Cardium ciliatum Fabricius " 5282, 5283, 5283 5286 52 



5299 

 Serripes gronlandicus Gmelin " 5282. 5286. 5298 



