Jørgensen. 



Year 1899 Month 



.'^g 



I SO 



"/l 



Depth (meters) 



0—100 0—150 



Salinity (O/qo) 



33.60- 



34.67 



88.39- 



84.40 



83.33- 

 33.39 



33.33- 

 33.74 



Temperature (Cels.) 



I. Bacillariales. 



(Diatomaceæ.) 



Ehizosolenia alata Brightw. forma curvirostr 



Biddulphia mohiliensis Bail 



Chætoceros borealis Bail 



C. 6. var. solitaria Cl 



C. convolufus Caste 



C. atlanticus Cl 



C. decipiens Cl 



C. diadema (Ehkb.) Gran 



C. curviseius Cl 



Act'mocyclus Ehrenbergii Ralfs 



Roperia tesnellata (Rop.) Gkun 



Coscinodiscus excentricus Ehrb 



C. I'meatus Ehrb 



C. curvatulus Grun 



C. stellaris Rop 



C. radiatus Ehbb 



C. subbidliens Jørg. ii. sp 



C. centralis Ehrb 



C. concinnus W. Sm 



C. nitidus Greg 



Jlyalodiscus stelliger Bail 



Asteromphalus hcptactis (Brkb.) Ralfs 



Thalassioth-ix longissima Cl. et Grun 



T. Frauen feldii Grun 



T. F. V. nitzschioides (Grun.) Jøro 



Pleurosigma ttnenmi Jørg. n. sp 



Euodia gibba Bail 



('I'he following are doubtful aa plauktonfor 

 fi.xed species or such from the ground). 



Paralia sulcata (Khrb.) Cl 



Actifiopti/chus undulatus (Bail. V) Ralks 



Stirirdla lata W. Sm 



Campylodi-scus Tliwcfi't Bréb 



//. Peridinialcs. 



(iJinofiagellata.) 



Prorocetitrum micans Ehrb 



Dinophysis acuta Ehrb.. Jøro 



D. norvegica Clap, et Lachm., Jøro. 



D, rnttmdafa Clap, et Lachm 



D. komuvculus Stkin 



i-+ 



r+ 



v+ 



r+ 



!•+ 



