NORTH ATLANTIC PLANKTON. 63 



Copepoda : — Calanus finmarchicus (common). 

 Acartia longiremis (common). 

 Pleuromma abdominale (several). 

 Pseudocalanus elongatus (common). 

 Oitlwna spinifrons (common). 



XII. October 1st, same locality ; another net on over- 

 flow pipe ; 12 to 6 p.m. 



Geratium tripos (few). 

 Coscinodiscus radiatus (few). 

 Tintinnus denticulatus. 

 Globigerina bulloides. 

 ■ Acanthometra pellucida. 

 Radiolaria (several), Amphibelone, sp. 

 Limacina retroversa (abundant). 

 Schizopoda (few, damaged, (?) Euphausia). 

 Euthemisto compressa (few). 

 Copepoda: — Acartia longiremis (common). 

 Pseudocalanus elongatus (common). 

 Oitlwna spinifrons (common). 



K, on bath tap, October 1st, 1 to 6 p.m. Some of 

 the commoner forms in XL 



XIII. October 1st, 6 p.m., to October 2nd, 9 a.m. ; 

 from lat. 56° 20' N., long. 28° 24' W., to lat. 56° 30' N., 

 long. 22° W. Nets at overflow pipe. 



Globigerina bulloides (few). 

 Sagitta sp. (few). 

 Nauplei. 



Euthemisto compressa (abundant). 

 Euphausia (?) inermis (abundant). 

 Limacina retroversa (very many) . 

 Small fish (damaged). 

 Copepoda (many small, white). 

 Acartia longiremis (few). 



