1;")'^ RADIOLAlilA — El CIIITONIA, laiCYRTlDIUM 



EUCHITONIA TRIANGULUM (Eh/s ) 



{SI,jlarU.< ICiiB. Abli. d. Berl. Akad. 1872. PI. VIII fig. 9.) 



181)8 Oviohcr: 21° S. :!6° W. 



1899 January: 45° N. 19 W. 



Jiiw^: 14° S. (r W. 



Temperature: 19, mean of .-> obs., max. 28, min. 12. 

 Salinity: 36, is N., mean of 3 obs., max. 37. 21, min. 35.->i. 

 Plankton-type. Noted from the Pacific and the Azores. — I). V 



EUCHITONIA YPSILOIDES Hkl. 



(Chall. pag. 536.1 

 1898 Drcrmhcr: 18' A'. 67'" W. 



Temperature: 26. s. 



Salinity: 34.88. 



Plankton-type. Noted from the Mediterranean and the Ca- 

 naries. — My specimen was found in Styli- and Desmo-plankton 

 intermingled. 



EUCYRTIDIUM CIENKOWSKII Hkl. 



(Chall. pag. 1493 PI. LXXX fig. 9.) 



1898 February: 16° N. 71° W. 

 Mai-ch: 8°— 9° N, 59° W. 

 Dpn-inber: 19° N. 58° W. 



Temperature: 26.3, max. 27, min. 26. 



Salinity: 35,3o to 35.5.s. 



Plankton-type. Found in the South Pacific, abysmal. — 1). 



EUCYRTIDIUM SCALARINUM Hkl. 



(Chall. pag. liiM-.) 



1897 December: 12° N. 50' W.; 32° N. 33° W. 



1898 February: 26° N. 74° W 

 September: 9° N. 53° W.; 15° N. 71° W. 

 Dccciiiher: 18° N. 67'" W. 



