A
MO N OG R APH
OP THE
BRITISH ANNELIDS.
PAKT II.
POLYCELETA.
A MTHTNOMIT) M TO SIGALIONIDiE.
P ages 215— 442; P lates XXIY—XXVI, XXVIa, XXVII—XLII.
WILLIAM CARMICHAEL McINTOSH, M.D.Edin.,
L.R.C.S.E.. LL.D., P.R.S., F.R.S.E., F.L.S., C.M.Z.S., etc.;
PROFESSOR OP NATURAL HISTORY IN THE UNIVERSITY OP ST. ANDREWS; DIRECTOR OF THE UNIVERSITY
MUSEUM AND OP THE GATTY MARINE LABORATORY.
LONDON:
PRINTED FOR THE RAT SOCIETY.
MDCCCC.
