QUATERNARY FOSSILS. 331 



riety. One specimen occurred fossil at Caribou Island 

 which differed in no respect from a recent specimen 

 dredged in fifteen to thirty fathoms at Square Island, 

 which will be further noticed below. 



Bela exarata M511. {pefrancia exarata Moll., Index 

 Mollusc. Gronl. ; Pleurotoma rugulatus " Moll." Reeve, 

 Icon. Conch, f. 345.) Caribou Island. Common. 



Be/a Woodzana Moll. (P/euro^oma /iar/>u/arza Couth. , 

 Bos't. Journ. ii., p. 183. Pleurotoma leucostoma Reeve, 

 Icon. Conch, f. 278.) Caribou Island. The most com- 

 mon species of the genus in these deposits, though very 

 rarely found. living by us ; it is of large size and much 

 eroded. 



Bela decussata (Couth.). It occurred very rarely at 

 Caribou Island. 



Bela pyramidalis (Strom.). {Pletirotoma rufa Couth.) 

 Not common ; at Hopedale and Caribou Island. 



Bela violacea Mighl. et Adams. (JDefrancia cylin- 

 dracea Moll. Ind. Moll. Gronl. ; Pleurotoma gronlandica 

 Reeve, 1. c. fig. 343.) Of common occurrence at Cari- 

 bou Island. 



Buccinum glaciate Linn. Caribou Island, an imper- 

 fect specimen. 



Buccinum grbnlandicum, Hancock. Annals and Mag. 

 Nat. Hist, xviii. p. 329, pi. v., figs. 8, 9, 1846., Pitt's 

 Arm, head of Chateau Bay ; one specimen, with the 

 outer coating of shell worn off. 



Buccinum. tenue Gray. {Buccinum. scalariforme Beck> 

 Stimps., Can. Nat., Oct. 1865, p. 14.) One specimen 

 occurred at Caribou Island, wanting the lip and spire, 

 but showing well the abbreviated longitudinal waves 

 characteristic of the species. 



