KONGL. SVENSKA VETENSKAPS-AKADEMIENS HANDLINGAR.. Bandet 19. N:o 7 



ON 



POUETALESIA 



Å CtEnus of echinoidea 



SVEN LOVEN. 



WITH TWENTY ONE PLATES. 



COMMUNICATED TO THE R. SWEDISH .\CADE.AIY OF SCTENOES JUNE 11 1879 .\ND JUNE 7 1882. 



STOCKHOLM, 1SS.3. 



KONGL. BOKTRYCKERIET, 

 P. A. XORSTEDT & SÖNER. 



