KUNGL. SVENSKA VETENSKAPS-AKADEMIENS HANDLINGAR. Band 39. N:o 1. 
NORTHERN 
AND 
RC TCEENYERTERBRATES 
COLLECTION 
SWEDISH STATE MUSEUM 
I. 
SIPUNCULIDS 
HJALMAR THÉEL 
WITH FIFTEEN PLATES. 
READ DECEMBER 14TH' 1904 
— 
UPPSALA 
ALMQVIST & WIKSELLS BOKTRYCKERI-A.-B. 
1905 
