180 DIATOMS OF NOVA SCOTIA MACKAY 



Melosira arenaria Moore. Earltown Lake (605). 



crenulata Ktz. Grant Lake (374); Besancon's (733); 



Cornwallis (992). 



var. Jonensis. Earltown Lake (605). 



granulate Ralfs. Swamp Pond (373); Grant Lake (374). 



lincolata Grun. Cornwallis (992). 



tenuis Ktz. Maclean Pond (394); Besancon's Lake 



(733). 



Navicula acrospheria Breb. Mill's Pond (395). 

 var. dilatata. Maclean Pond (394). 



affinis Ehr. High Pond (372); Grant Lake (374); Besan- 



con's (733). 



var. amphirhynchus. Grant Lake (374); Besan- 



con's (733). 



Americana Ehr. var. hacillaris. Grant Lake (374); Mac- 



lean (394). 



amphigomphus Ehr. Mackintosh Lake (14, 15); High 



Pond (372); Swamp Pond (373); Drakesville (679); 

 Besancon's Lake (733); Musquodoboit Lake (879). 



amphirhynchus Ehr. Grant Lake (374); Maclean Pond 



(394); Earltown Lake (605). 

 forma curta. Grant Lake (374). 



amphisbaena Borz. MacLean Pond (394). 



ampliata Ehr. Earltown Lake (605). 



bacilliformis Grun. Grant Lake (374); Maclean Pond 



(394). 



biceps Greg. var. stauroneiformis. Besancon's Lake 



(733). 



bisulcata Lag. Swamp Pond (373); Besancon's Lake 



(733). 



Bogotensis Grun. Besancon's Lake (733). 



borealis Ehr. Cornwallis (992). 



Braunii Grun. Grant Lake (374); Maclean (394); 



Mill's Pond (395). 



Brebissonii Kiz. Mackintosh (14, 15); High Pond (372); 



Besancon's Lake (733); Musquodoboit Lake (879). 

 var. diminuta Musquodoboit Lake (879) 



