4. 



August 



6th, 



9 p. 



m., 



lat. 



55° 40' 



N., 



long. 



8° 



long 



. 14° 30 ' 



W. 







NORTH ATLANTIC PLANKTON. 45 



The Copepoda were : — 



Calanus finmarchicus (common). 

 Centropages typicus (few). 

 C. hamatus (few). 

 Metridia armata (rare). 

 Para calanus parvus (rare). 

 Acartia clausii (few). 

 Oithona spinifrons (common). 



to August 7th, 9 a.m. ; from 

 50' W., to lat. 56° 15' N., 



Globigerina bulloides. 

 Orbulina universa. 

 Acanthometra pellucida . 

 Sphcerozoum punctatum. 

 Limacina retr overset. 



Copepoda : — Nauplei, and 



Calanus finmarchicus (common). 

 Acartia clausii (common). 

 Oithona spinifrons (common). 

 Metridia armata (few). 

 Centropages typicus (few). 



5. August 7th, 9 a.m. to 7 p.m. ; from lat. 56° 15' N., 

 long. 14° 30' W., to lat. 56° 30' N., long. 18° W. ; quantity, 

 •75 cc, mainly Copepoda. 



Globigerina bulloides. 



Polystomella striato-punctata. 



Sphcerozoum punctatum. 



Acanthometra pellucida. 



Ceratium tripos. 



Diatoms. 



L imacina retroversa. 



