RADIOLAHIA PTEROCOllY-S, PTKllDSCEMl il, QUADRILOXCHE l>^i' 



PTEROCORYS IRREGULARIS Cl. 



(Kongl. Sv. Vet. Akad. Haiidl. Vol. X.WII n. 3 pa;;-. 32 PI. IV fig. 1.) 



1898 M<irch: (il^-' x\. 2° K, 



Jdly: 78' N. 8" W. (deep sea haul). 

 XovcihImt: oli" N. 2;!- W. 



Temperature: lO.s. 

 Salinity: 35.3-. 

 Plankton-type. s. ? 



PTEROSCENIUM ARCUATUM IIkl. 

 (Chall. |.a^. 1152 PI. XCVIII fig. 4. 



1898 Jcmuari/: l-.'! — 14= \. Ir W.; Mi- X, 11^ ^A\ 



1899 Xoccriilrr: 51° N. 21° W. 



Temperature: 12.s u> 11.». 



Plankton-type. Found i the central Pacific, aby.smal. My 

 specimens wei-e found in Styli- and Tricho-plankton intermingled. 



QUADRILONCHE CRUX Cl. 



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



1898 Juiiuary: 4' S. 29 W'.; 29- N. 71" W. 

 K'hriiari: 15" N. 71° W.; 2(i'^ N. 7-4- W. 

 Mairh: Ur N. 58- \V.; 9- N. 59° W. 

 Jiinr: 19^ N. 63° W. 



Juhj: 15- \. 71° W.; 21° N. 58" W. 



Novrnibcr: 2(i- .\. 1-8 W. 



Ik'ivnibi'f: 2B-' S. 1,5" W,; 18 N. 67" W. 



1899 April: 36 \. 74." W. 



Temperature: 25. i, mean of 13 obs., max. 28, min. 21.7. 

 Salinity: 36.4o, mean of 8 ohs., max. 37. m, min. 3-1. »«. 

 Plankton-type. This species occurs in the western tropical 

 Atlantic. — 1). 



