RADIOLARIA — THEOCORYS, THEOCYRTIS 195 



Temperature: 24.2, mean of 29 obs., max. 28.d, rain. 13. 

 Salinity: 35.88, mean of 22 obs., max. 37.o.i, min. 34.o5. 

 Plankton-type. Found in the Mediterranean. — D. 



THEOCORYS BOREALIS Cl. 



(K. Sv. Vet, Akad. Handl. Vol. XXXII n. 3 pag. 33 PI. Ill fig. 5.) 



1898 July: 78° N. 3° W. (deep sea haul). 

 August: 80° N. 10° E. (deep sea haul). 

 September: 76° N. 15' E. (deep sea haul). 

 January: 45° iN. 1-9^ W. 



Temperature: 12 (one obs.). 

 Salinity: 35.5* (one obs.). 



Planlcton-type. My only specimen from the surface was found 

 in Styli- and Tricho-plankton intermingled. 



THEOCYRTIS ACULEATA Cl. 



{K. Sv. Vet. Akad. Handl. Vol. XXXIV n. 1 PI. IV fig. 11) 



1898 Xoveinber: 56- N. 17" and 23° W.; 4-8° N. 29° W. 



Temperature: 12.5, mean of 3 obs., max. 15, min. lO.s 

 Salinity: 35.3i, mean of 3 obs., max. 35.44, min. 35.27. 

 Plankton-type. s. ? T. ? 



THEOCYRTIS TURRIS- Cl. 



(K. Sv. Vet. Akad. Handl. Vol. XXXIV n. 1 PI. IV fig. 7.) 



1899 January: 'iir N. 49^' W, 



Temperature: 12. 

 Salinity: 35.54. 



