148 RADIOLARIA— CHALLENGEJ{ON, CIIOENICOSPH.IiliA, CLATHROCVr.r.AS 



CHALLENGERON NATHORSTII A, 



(Kongl. Sv. Vft. Akad. Handl. Vol. XXXII n. ;! pag. 28 PI. I Hg. 9.1 



1S98 Aagiisf and Si-j)i,'nihrr: W —72^ \. 1(»"— 1'.) E. (deep sea 

 hauls from 230 m. and more). 

 Novcinbrr: 5H' N. 30 W. 

 1899 March: 64^ N. V2. \\ . 



Temperature: 6.s to ii.e. 

 Salinity: 35. os to 35.30. 

 Plankton-type: ? 



CHOENICOSPHiERA MURRAY ANA Hkl. 

 (Chall. pag. 102 PI. VIII fig. 4.. 



1898 November: 2!t- N. 19= W.; 56^ K. 11° W. 



1899 Noveinbrr: bl" N. 21° W 



Temperature: 11.6 to 21.5 



Salinity: 35.^? to 36.97. 



Plankton-type. Noted from the Faroe Channel. — .s. 



CLATHROCYCLAS COSCINODISCUS Hkl. 



(Chall. pag. 1389 PI. LVIII fig. 3, 4.) 



1898 November: 53=— 56' N. 50—36- W. 



Temperature: ?.» to 7.s. 

 Salinity: 34.59 to 35.oo. 



Plankton-type. Found in the central Pacific, abysmal. My 

 specimens occurred in Styli- and Tricho-plankLon intermingled. 



CLATHROCYCLAS DANAES Hkl. 



(Chall. pag. 1388 PL LIX fig. 13, 14.) 



1898 November: 56° N. 30° W. 



Temperature: 9.6. 

 Salinity: 35. os. 



Plankton-type. Noted" from the Canaries. My specimens oc- 

 curred in Styli-plankton. 



