I'LKISTOCKNK I-'OSSILS. 21:1 



Rocent— (lulf aiul Kivcr St. Luwronco, .SO to .'U.S fiithoms. (J. M. 1>. 

 liritiuh L'uluii>l)iu. 



Not unuoiniiiou in tho I'leistocene, particularly in tlio (hitper part 

 of the Leda clay. Lcsa coiiinion recent. I (ilmerved in the Kivii're- 

 (lii-Loup gatherings a Hniiil! indiviiliial of this Hpecies with tlic internal 

 pipe at tlie apurturu ciiaracteristic of Entosolenia, which is also some- 

 times observed in recent speoinienH. 



Trniicndilliin lobdtnhi. 



Fossil — Leda elay, Labrador; Rivit'-re-du-Loup ; Anticosti. 



Recent— Oulf St. Lawrence, very common 30 to .W fathoms. British 

 Colunii)ia. 



This species ia mnch less common in the Pleistocene than in tho 

 recent, 



Othiilina iinirerHU. 



Fotsil — Leda clay, Montreal ; Rivi^re-dn-Loup ; Labrador. 

 This may V)e regarded as a rare and somewhat doubtful I'leistoceno 

 fossil. It has not yet been ecognized in the (Julf of St. Lawrence. 



(i'/ohi(jeylna IniUoides. 



Fossil — Rivi6re-du-Loup ; Anticosti. 



Recent— (Julf St. Lawrence, more especially in the deeper water, 

 where it is connuon. It is very rare in the Pleistocene. 



rnlrinnHna vcjmnda. 



Fossil — Montreal, Leda clay ; Riviere-du-Loup ; Murray Bay ; 

 Labrador ; Quebec ; Portland (Maine). 



Resent— (Julf St. Lawrence, 30 to 3L3 fathoms. G. M. I). 



Somewhat rare both in the Pleistocene and recent, and of the small 

 size usual in the arctic seas, 



Polystomella cHxpa. — (Var. xtrialopnnctata). 

 _ (Var. arctira). 



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

 Bay ; Quebec ; Portland (Maine) ; St. John, N.B. 



Recent — Gulf and River St. Lawrence, 30 to 40 fathoms. G. M. 1). 

 British Columbia. 



Very common, especially in depths of 10 to 40 fathoms. This is by 

 far the most abundant species in the Pleistocene deposits, as it is also 

 in all the shallow parts of the Gulf of St. Lawrence at present, and 



