158 RADIOLARIA — EUCHITONIA, EUCYRTIDIITM 



EUCHITONIA TRIANGULUM (Ehb.) 



(Stijlartis Ehh. Abh. d. Herl. Akad. 1872. PI. Vlll fig. 9.) 



1898 October: 21° S. 36° W. 



1899 January: 45° N. 49° W. 



49° 

 Jimc: 14° S. 6° W. 



Temperature: 19, mean of 8 obs., max. 23, min. 12. 

 Salinity: 36. is N., mean of 3 obs., max. 37. m, min. 35.r.i. 

 Plankton-type. Noted from the Pacific and the Azores. — />. ? 



EUCHITONIA YPSILOIDES Hkl. 



(Cha)l. pag. 536.~i 

 1898 Drrriuhrr: 18° N. 67° W. 



Temperature: 2^.^. 



Salinity: 34. ss. 



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. 1498 PL lAXX fig. 9.) 



1898 Fpbrnan/: 16° N. 71° W. 

 Marrh:8°—9° N. 59° W. 

 Dncrmhrr: 19° N. 58° W. 



Temperature: 26.8, max. 27, min. 26. 



Salinity: ;)5,:!o to 35..^s. 



Plankton-type. Found in the South Paeitic, abysmal. — J). 



EUCYRTIDIUM SCALARINUM Hki.. 

 (Chall. pag. 1I'.)4.) 



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



1898 February: 26° N. 74° W. 

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

 DcerinJier: 18° N. 67° W. 



