DIATOMS OF NOVA SCOTIA MACKAY 181 



Navicula 



cardinalis CI. Grant Lake (374); Maclean Pond (394). 



var. (?) B. Kitt. Earltown Lake (605). 



columnaris Ehr. Swamp Pond (373); Maclean Pond (394). 



commutata Grun. Grant Lake (374); Musquodoboit Lake 



(879); Cornwallis (992). 

 costata Ehr. Grant Lake (374). 



conspicua A. S. Swamp Pond (373). 

 cuspidata Ktz. High Pond (372); Grant Lake (374); 



Maclean (394); Mill's Pond (395); Earltown 

 (605); Drakesville (679). 

 var. gracilis M. Per. (With all the characters of N. 

 cuspidata but more slender or delicate, with striae 

 stronger — 13 in 10 mu. Found also with the 

 craticular form which confirms this determina- 

 tion — 191 1). In Earltown Lake (605). 

 Daciylis Ehr. Mackintosh Lake (14, 15). 



Ktz. Swamp Pond (373); Grant Lake (374); Mac- 



lean (373); Musquodoboit Lake (879). 

 Dariana A. S. (Adolph Schmidt). Mill's Pond (395). 



decurrens Ktz. Besancon's Lake (733). 

 dicephala Ehr. var. (?) Maclean Pond (394). 



dilaiata Ehr. Mackintosh Lake (14, 15); High Pond 



(372); Swamp Pond (373); Maclean Pond (394); Corn- 

 wallis (992). 

 divergens W. Sm. High Pond (372); Grant Lake (374); 



Maclean Pond (394); Cornwallis (992). 

 duhia Greg. High Pond (372). 

 elliptica Ehr. Mackintosh Lake (14, 15); Earltown 



Lake (605). 

 esox Ehr. Grant Lake (374). 

 Ktz. Mill's Pond (395). 

 eximia CI. Swamp Pond (373). 



firma Ktz. High Pond (372); Grant Lake (374); Mac- 



lean Pond (394); Earltown (605); Besancon's (733); 

 Cornwallis (992). 



var. suhampliata. Maclean Pond (394); Mill's Pond 



(395). 



