MONOGRAPH 
OF THE 
BRITISH 
MARINE ANNELIDS. 
VOL. IV, PART II. 
JPQIL WClaLAs UA 
SABELLIDAT TO SERPULIDAL 
WITH ADDITIONS TO THE BRITISH MARINE POLYCHATA DURING THE 
PUBLICATION OF THE MONOGRAPH. 
BY 
WILLIAM CARMICHAEL McINTOSH, M.D.Epty., 
L.R.C.8.E., LL.D. (St. AND. & EDIN.), D.Sc.(Oxon.), F.R.S., F.R.S.E., F.LS., C.M.Z.S., V.D., J.P., Ere., 
PRESIDENT OF THE RAY SOCIETY; PROFESSOR EMERITUS OF NATURAL HISTORY IN THE UNIVERSITY OF 
ST. ANDREWS; LATELY DIRECTOR OF THE UNIVERSITY MUSEUM AND OF THE GATTY MARINE 
LABORATORY; SUB-COMMISSIONER AND SCIENTIFIC REPORTER TO THE TRAWLING 
COMMISSION UNDER LORD DALHOUSIE, 1883-1885; SCIENTIFIC MEMBER OF 
THE FISHERY BOARD FOR SCOTLAND, ]892-1895; MEMBER OF 
THE IRISH INLAND FISHERIES COMMISSION, 1899-1901, Bre. 
LONDON: 
PRINTED FOR THE RAY SOCIETY, 
AND SOLD BY 
DULAU & CO., LTD., 34-36, MARGARET ST., CAVENDISH SQUARE, W. 1. 
1923. 
