MARINE MOLLUSCA OF THE SCOTTISH NATIONAL ANTARCTIC EXPEDITION. 93 



Section Siphonarioidea. 

 Family Siphonariidae. 

 Siphonaria redimiculum, Reeve. 



Order PULMONATA. 

 Sub-order BASOMMATOPHORA. 



Family Auriculidse. 

 Marinula nigra, Phil. 



Class SCAPHOPODA. 



Dentalium eupatrides, sp. n. 

 ,, shoplandi, Jouss. 



Class PELECYPODA. 

 Order PROTOBRANCHIATA. 



Family Nuculidse. 



Nuculct minuscula, Pf offer. 

 Yoldia eightsi (Couth.). 



Order FILIBRANCHIATA. 

 Sub-order ANOMIACEA. 



Family Anomiidse. 

 Anomia ephippium, Linn. 



Sub-order ARCACEA. 

 Family Arcadte. 



Area (Bathyarca) strebeli, sp. n. 

 Lissarca notorcadensis, sp. n. 

 ,, rubrofusca, Smith. 



Sub-order MYTILACEA. 

 Family Mytilidse. 



Mytilus eduhs, Linn. 



,, magellanicus, Chemnitz. 

 ,, ovalis, Lamarck. 



(ROT. soc. EDIN. TRASS., VOL. XLVI., 123.) 



