26 PTF.ROPODA — CLIO, CLIONE, LIMACINA 



Ptepopoda. 



CLIO (CRESEIS) CONICA Esch. 



{Pelseneer: Rep. Challeng. Pteropoda pag. 50, PI. II f. 1.) 



1898 March: 3° N. 16° W. common. 



Temperature: 28.2. 

 Salinity: 34.86. 



Plankton-type. Found in the Pacific, Mediterranean, and off 

 Brazil. — D. or Nt. 



CLIONE LIMACINA Phipps.i 



(G. 0. Sars: Mollusca regionis arcticse Norvegiae pag. 332, PI. XXIX fig. 4 

 Clio borealis Vanhoffen. Gronl. Exp. Fauna u. Flora PI. II. fig. 6.) 



1898 July: 58° N. 36° W. 

 August: N. of Spitzbergen. 

 September: 74° N. 19° E. 



1899 June: 74° N. 14° W. 



July: 71°— 72° N. 21°— 22° W. 

 August: 71° N. 23° W. 



Temperature: 3.s, mean of 3 obs., max. 9.8, min. — O.s. 



Salinity: 31.97, mean of 3 obs., max. 35.i4, min. 28.oi. 



Plankton-type. This species is found in the Bering Sea (Krause), 

 off W. Greenland, from Labrador to Massachusetts Bay and in the 

 area between Lofoten — Spitzbergen and Novaja Semlja, in the White 

 Sea and Kara Sea, off Scotland and in the Skagerak. — Ng. 



LIMACINA HELICINA Phipps.i 

 (G. 0. Sars Mollusca region, arct. NorvegiBe 1878 pag. 328, PI. XXIX fig. 1.) 



1898 July: 58° N. 44° W.; 78° N. 3° W.; Spitzbergen. 

 August: N. of Spitzbergen. 



1899 June: 74° N. 14° W. (haul from 25 metres). 



' Ostenfeld's data used. 



