242 l)IX()FI,A(iELLATA<;-'— DIN01'HY!?1S 



DINOPHYSIS OVUM Schutt. 



iD. Poiidineen d. I'lanktonexp. V\. 1 (ig. (i.) 



1898 Aiffjiisf: 41- N. 58^ and 12' W. 

 Octohrr: 41° N. 59° W. 



1899 January: 35° N. 9° W. 



Marrh: 35° N. 16° W.; 37° N. 26° W. 



Temperature: 19.i, mean of 6 obs., max. 25..), niin. 15. d. 

 Salinity: 34.02, mean of 5 obs., max. 36.47. niin. 31.oi. 

 Plankton-type: N. ? 



DINOPHYSIS SACCULUS Stein. 

 (Org. d. Infusionstli. PI. XX fig. 10—12.) 

 1898 June: 40°— 42^ N. 10°— 9 W. 



Temperature: 14.s— 15.8. 



Plankton-type. Found in the Mediterranean. ^ly specimens 

 occurred in Styli-planklon, and as no specimens were found in the 

 open Atlantic, this species may be considered as neritie. — Xin. 



DINOPHYSIS VANHOFFENI Ostkxf. 



(/>. '/raniiloia Ci.. K. Sv. Vet. Akad. ttandl. Vol. XXXIl n. 3 pag. 39 PI. [V ilg. 7 



a small form . />. orata Vamk'hi en Gronl.-Exp. II PI. V. lig. 7. /'. VduhnlJ'viii 



OsTENF. lakUagelser etc. 1898 pag. 59.) 



1898 J/m/: area between 57^ N. 28° W., 61° N. 23° W. and 60° X. 



10" W., rare. 

 June: Westmannao to 60° N. 4^ — 8° W., as a rule rare, but 



common at (53^ N. 10- W.; 57° N. 34° — 42° W., as a rule 



rare; Disco, rare. 

 Juhj: 63°— 65° X. 14°— 24 W.. rare; 58° X. 44° W., rare; 



78° N. 0° W.— 5- E. 

 AuguM: 64° X. 21 W.; 60° X. 3° W.; ()(r N. 37° W.; W. of 



Greenland 6(1° — 69° X. 55° — 53° W., everywhere rare; 80 



—81° X. 19°- 30° K.. rare. 



Ostenfeld's data used. 



