212 THE ICE AGE IN CANADA. 



Bulimina Presli. 



(Var. squamosa). 



Fossil Montreal, Leda clay ; Labrador ; Riviere-du-Loup ; Murray 

 Bay; Quebec; Portland (Maine). 



Recent Gulf and River St. Lawrence, 10 to 313 fathoms. G. M. D. 



FOSSILS PLATE II. 



Pleistocene Foraminifera. 1, Nonionina scapha (Var. Ldbradorica) ; 2, Polystomella 

 umbilicatula ; 3, Quinqueloculina seminulum; 4, Polymorphina lactea (2 varieties) ; 

 5, Entosolenia globosa ; 6, E. costata. (All magnified.) 



Generally diffused in the Pleistocene. In the recent it seems to be 

 mostly a deep-water form. What Parker and Jones call the essentially 

 arctic form B. elegantissima is not uncommon, though other forms 

 also occur. 



Polymorphina lactea. 



Fossil Montreal, Leda clay ; Labrador; Riviere-du-Loup; Murray 

 Bay. 



