KUNGL. SVENSKA VETENSKAPSAKADEMIENS HANDLINGAR. Band 58. N:o 9. 



RESULTS 



OF 



Dr. E. MJÖBERGS 



SWEDISH SCIENTfflC EXPEDITIONS 



TO 



AUSTRALIA 1910-1913 



XXI. 



EGHINOIDEA 



BY 



DR. th. mortensen 



WITH 5 PLATES AND 3 FJGURES IN THE TEXT 



STOCKHOLM 



ALMQVIST & WIKSELLS BOKTRYCKERI-A. -B. 



BERLIX 



K. FRIEDLÄNDER & SOHN 

 11 CARLSTRASSE 



LONDON 



WILLIAM WESLEY & SON 

 28 ESSEX STREET. STRAND 



PARIS 



LIBRAIRIE C. KLINCKSIECK 

 ! 1 RUE DE LILLE 



