54 



THE CANADIAN NATURALIST. 



[March 



Modiola modiolus, Linn. 



plicatula, Lamarck. 



Mytiliis edulis, Linn. 

 Cardium Islandieum, Linn. 



pinnulatum, Conr. 



Serripes Groenlandicus. Chemnitz; 

 Axinus Gouldii, Phil. 



Astarte borealis? Chemn. 

 (Marsouin, Prof. R. Bell). 



undata, Gould. 



semisulcata? Leach. 



striata, Leach. 



Bank.«ii, Leach. 



quadrans, Gould ; 



(Mingan, J. Richardson, Jr). 



Cardita borealis, Conr. 

 Gemma Tottenii, Stimp. 



(^ Venus gemma, Tottcn). 

 Venus fluctuosa, Gould. 

 Mactra polynema, Stimp. 



(= M. ovalis, Gould — name pre- 

 occupied). 

 Ceronia deaurata, Turton, 



(= Mesodesma Jauresii, De Joan- 

 nis) ; Little Metis, J. F. W. 



Ceronia arctata, Conrad ; 



(This species I believe to be the 

 young of the preceding). 

 Macoma Groenlandica, Beck. 



sabulosa, Spengl. 



Tellina (Angulus) tenera. Say ; 



(collected in Gaspe Bay by Prin- 

 cipal Dawson). 

 Solen ensis, Linn. 

 Machaera costata ? Say. 

 Mya arenaria, Linn. 

 truneata, Linn. 



Crytoda 



liqua, Spengl. 



(Tadoussac, Principal Dawson ; 

 Little Metis, J. F. Whith- 

 eaves). 

 Panopoea Norvegica, Spengl. 

 Saxicava rugosa, and var. arctica. 

 Anatina papyracea. Say. 

 Thracia myopsis, Moll. 

 Lyonsia (Pandorina) arenosa, Moll, 

 (is the Osteodesmahyalinaof Prof. 

 Bell's list, but not of Conrad). 

 Pandora glacialis. Leach. 

 Zirphoea crispata, Linn. 



GASTEROPODA. 



Opisthobr 

 Cylichna alba. Brown. 



Prosohr( 

 Tonicia marmorea, 0. Fabr. 

 Leptochiton albus, Linn. 

 Amicula Emersonii, Couthuouy ; 



(Gasp6 Bay, Principal Dawson). 

 Lepeta coeca, Moll. 

 Cemoria noachina, Linn. 

 Margarita striata, Brod. et Sow. 



obscura, Couth. 



varieosa, Migh. 



Groenlandica, Chemn. 



and var. undulata. 



helicina, 0. Fabr. 



Adeorbis (MoUeria) costulata, Moll. ; 



(Mingan, J. Richardson, Jr). 

 Rissoa minuta, Totten ; 

 (Little Metis, J. F. W.) 



castanea, Moller ; 



(Mingan, J. Richardson, Jr). 



Lacuna vincta, Fabr. 

 Littorina littoralis, Linn. 



:tnchiata. 



nchiata. 

 Littorina rudis, Montagu; 



vars. patula and tenebrosa. 

 Scalaria Groenlandica, Perry. 

 Mesalia erosa, Couthuouy, 



(^ Turritella polaris, Moller). 



reticulata, Mighels, 



(= Turritella lactea, Moller). 



Aporrhais occidentalis. Beck ; 



(Mingan, J. Richardson, Jr). 

 Menestho albula, Moll. 

 Velutina haliotoidea, Miill. 



(Morvillia) Zonata, Gould. 



Lamellaria perspicua, Linn. 

 Natica affinis, Gmelin. 



Lunatia heros. Say. 



Groenlandica, Moll. 



triseriata. Say. 



Bulbus flavus, Gould. 

 Amauropsis Islandica, Gmelin, 



(= Natica helicoides, Johnstone). 



