8a 



Canadian Arctic Expedition, 1913-1918 



Alaska. 



Arctic 

 Canada 

 visited 

 by the 

 expe- 

 dition. 



Green- 

 land. 



Faeroes. 



United 

 States 



exclusive 

 of 



Alaska. 



MYXOPHYCEAE. 

 Coccogoneae. 



Chroococcus limnetiais 



" macrococcus 



" pallidus 



" turgidus 



Gloeocapsa magma 



" Tupeatris 



Aphanocapsa elachista 



Aphanolhece saxi color 



Microcyitis aeruginosa 



Gomphosphaerio aponina 



Coeloaphaerium Kiitzingianum 



Merismopeaia glauca 



" tenuhsima 



Hormogoneae. 



Oseillatoria tenuis 



Nostoc commune 



" sphaericum 



Anaboeno cotenula 



" varidbilis 



Scytonema crustaceum 



" mirabile 



Tolypmhrix lanata 



" tenuis 



Hapalosiphon fontinalis 



Stigonema injorme 



" lubrkum 



" ocellatum 



Calothrix pai ietina 



Rimilaritt borealis 



CHLOROPH YCEAE . 



Gonium. pectcrale 



Eudorina elegans 



Votvox aureus 



Gloeocystis inftisionum 



Oocysiis soliiaria 



Nephrocyiium obesum 



Telraedron enorme 



Selenasirum acuminatum 



Scenedesmus denticulatus 



" obliquus 



" quadricauda 



Crucigenia reciangularis 



Coelasirum micrcporum 



" reticulatum 



Pediastrum Boryanum 



" " var. granulalum . . , 



" glanduliferum 



" integrum 



" Tetras 



Vaucheria terrettris 



Ctadophora fracta 



Rhizoclonium hieroglyphicum 



" " var. tortuosum 

 Eriteromorpha crinila 



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