RADIOLAKIA — CHALLEHGERON 147 



Mairh: Cape Verde Islands; 32° N. 32° W. 

 April: -1-1° N. 19° W. 

 July: &2 N. 0° W. 

 September : 66° N. 18° W. 



Noreiiiher- 34" N 10° W.; many points in the area between 

 53- N. 50° W., 47° N. 1-0- W., 56° N. 23° W. and 55° N. 

 11- W. 

 December: Azores; 42° N. 16° \V. 

 1899 January: 45° N. 49° W. 



February: 32° N. 1-7° W.; 34- N. 4(_)° W. 

 3/r(7'c//:'3()°— 37° N. 29°— 26° W. 

 Xoreinber: 51° N. 28" W.; 49° N. 40° W. 



Temperature: 14.i9, mean of 29 obs., max. 19.8, min. 7. 

 Salinity: 35. ei, mean of 20 obs., max. 36.49, min. 33. 7s. 

 Plankton-type. The distribution is eastern, from Cape Verde 

 to N. Iceland. — S. 



CHALLENGERON BREVISPINA Gl. 



(K. Sv. Vet. Akacl. Handl. Vol. XXXI V n. 1 PI. Ill fig. 14, 15. l 



1898 Mareh: 63° N. 2- E. 



Temperature: 6.?. 

 Salinity: 35. lo. 

 Plankton-type: T. ? 



CHALLENGERON CHANNERI J. Murray. 

 (Chall. Report. Narrative I pag. 226 PI. A. fig. 12.) 



1899 January: 48° N. 42" W., very rare. 



Temperature: 12. 



Salinity: 35.54. 



Plankton-type. Noted from the E. of Japan (abysmal). 



