18G9.] WHITEAVES — CANADIAN MARINE MOLLUSCA. 



Pleurotoma bicarinata, Couth. 

 Bela nobilis, Moll. 



scalaris, Moll. 



exarata, Moll. 



decussata, Coutli. 



pyramidalis, Strom. 



Astyris Holbolli, Beck ; smooth var. 



(=: Columbella rosacea, Gould) ; 



Mingan, J. Richardson, Jr. 

 Purpura lapillus, Linn. 

 Nassa trivittata, Say. 

 Buccinum undatum, Linn. 



(varieties == B. undulatum Moll. 

 andB. Labradorense, Reeve). 



teriue, Gray. 



Buccinofusus Kroyeri, Moll. 



Chrysodomus tornatus, Gould. 



decemcostatus, Say, 



(varieties occur with characters 



intermediate between this 

 and the preceding species). 



Islandicus ? Chemn. 



(?= Fusus Spitzbergensis, Reeve) . 



pygmoeus, Gould. 



Trophon clathratus, Linn. 



scalariforme, Gould. 



Gunneri, Loven. 



craticulatus, 0. Fabr. 



(= T. Fabricii, Beck) ; 



Mingan, J. Richardson, Jr. 

 Trichotropis borealis, Brod. et Sow. 

 Admete viridula, 0. Fabr. 



CEPHALOPODA. 



LoHgo illecebrosa? Lcsuer. 



The following species have been found in Labrador, but have 

 not yet been taken living in the area in question: — 



Philine lineolata. Couth, 

 Pilidium rubellum, Fabr. 

 Scissurella crispata, Flem. 

 Turitella acicula, Stimps. 

 Bella violacea, Migh. 



cancellata, Migh. 



Buccinum Groenlandicum, ILancock. 

 Ommastrephes todarus ? 



Terebratella Labradorensis, Sow. 

 Yoldia sapotilla, Gould. 

 Leda buccata, Moll. 

 Mactra solidissima, Chemn. 

 Thracia Conradi, Couth. 

 Clione limacina, Phipps. 

 Limacina helicina, Phipps. 

 Bulla pertenius, Migh. 

 occulta, Migh. 



All of these, with the exception of the first species, arc given 

 on the authority of Dr. A. S. Packard, Jr. (tliis Journal, vol. 

 viii., page 401. Throughout Dr. Packard's article, wherever 

 the depth of water is given as "feet," read "fathoms"). 



Ostrcea Vlrginiana f Lam., Vouts mercenaria Say, Crepl- 

 dala fornicata, C. plana, and Nassa ohsoleta live in the Btiy 

 of Chaleur, but barely within the limits we have prescribed. 



Machcera squama Blainv., Fasciolaria ligata Mighels, and 

 Fusus ventricosus Gray, occur both north and south of Lower 

 Canada, but they have not as yet been taken in its waters. 



Lastly, a few shells are found in the post pliocene beds of Lower 

 Canada, which, as yet, have not been detected as members of its 

 recent fauna. These are : — 



Terebratella Spitzbergensis ? Dav. 

 Leda truncata, Brown. 



Cardium Dawsoni, Stimp. 

 Astarte Laurentiana, Lyell. 



