KONGL. SV. VET. AKADEMIEKS HANDLINGAR. BAND. 20. N:0 5. 63 



Chylocladia clavellosa, Coilonema Chordaria, 



» articulata, Aglaozonia parvula, 



Phyllophora mernbranifolia, Ectocarpus pygrnaeus, 



Chondrus crispus, » draparnaldioides, 



Microcladia glandulosa, » fasciculatus, 



Ceramiuin Deslongcharapii, » tomentosus, 



» circinaturu, » Lebelii, 



» acanthonotum, » terminalis, 



Ptilota elegans, 'i'! ■■--■ » reptans, 



Callithauinion polyspermum, Pylaiella nana, 



» Hookeri, Myriotrichia filiformis, 



» arbuscula, Cha^tophora pellicula, 



» roseurn, Enteroraorpha complanata, 



» coryiobosurn, Monostroma latissinuim, 



Diploderma amplissinium, » undulatum, 



Erythrotrichia ceraniicola, » cylindraceum, 



Himanthalia lorea, » saccodeum, 



Halidrys siliquosa, » angicava, 



Fucus spiralis, » arcticum, 



» miclonensis, » crispatum, 



» distichus, Prasiola stipitata, 



Laminaria Clustoni, * Spongomorpha spinescens, 



)) stenophylla, Cladophora glaucescens, 



Chorda toinentosa, Chsetomorpha septeratrionalis, 



Stilophora Lyngbyei, Ulothrix Sphacelaria;, 



Asperococcus echinatus, Derbesia marina, 



Ralfsia verrucosa, Codiolum longipes, 



Castagnea divaricata, » pusillum. 



Leathesia difformis, Calothrix Harveyi, 



Lithoderma lignicola, Lyngbya semiplena. 

 Coilonema Ekmani, 



Thus: 



Florideas .'.■.'.'..'. 36 species representing 10 farailies, 17 genera, 



Fucoidege 26 >> » 9 » 16 » 



Chlorophyllophyceav.. 17 » » 5 » 10 » 



Nostochinese ._ 2 » » 2 » 2 » 



Total Sum 81 species representing 26 families, 45 genera. 



If we leave out the White Sea and the western Murraan Sea, the other regions of 

 the Arctic Sea that, on account of their situation, ought to present the greatest resem- 



blance to the Norwegian Polar Sea with regard to the composition of the Flora, should 

 be the eastern Greenland Sea and the eastern Murman Sea. In these sea-regions there 

 are to be foiind the following species that are not known froiu the Norwegian Polar Sea. 



