COLLATION OF THE PARTS OF “A MONOGRAPH OF THE BRITISH MARINE 
ANNELIDS,” AS ISSUED. 
The letters B.M. indicate that the dates given are those on which copies of the Parts were received at the 
Copyright Receipt Office of the British Museum. 
LYON, 1y]) 2 i, WSS . 
THE NEMERTEANS. Series Title [i, ii], Part Title [ii, iv], Dedication (v, vi), 
Preface [vu, “xii” = vii], Contents ix—xiii, 1—96, Pls. I—X. 
Issued to subscribers for the year 1872, and published after December 5th, 1873. 
| Vol. I,| Pt. i(contd.), 1874 THE NEMERTEHANS. Series and Part Titles [i—iv], 97214, Appendix 213a 
(Vol. I,] Pt. ii, 1900. 
Wolk, JOE, 1 i, ISOS. 
Vol. II, Pt. ii, 1910 . 
Vol. III, Pt. i, 1915. 
Woll, INDE, JE, ti, LIGNE 
Wolk IDV, Ji, th) NPR) . 
Vol. IV, Pt. 1, 1923. 
—213d, Pls. XI—XXITI. 
Issued to subscribers for the year 1873, and published before August 7th, 1874. 
POLYCHATA. Amphinomide to Sigalionide. Series and Part Titles [i—iv], 
Dedication [v, vi], Temporary Preface vii—x, 215—442, Pls. XXIV— 
XXVia, XXVII—XLITI. 
Issued to subscribers for the year 1898, and published Ist May, 1900. 
(B.M.) ; 
POLYCHATA. Nephthydide to Syllide. Series and Part Titles [i—iv]|, Dedi- 
cation [v, vi], Temporary Preface vii, viii, 1—232, Errata (1 p.), Pls. 
XLITI—L, LVII—LXx. 
Issued to subscribers for the year 1907, and published 26th February, 1908. 
(B.M.) 
[| Note.—Previously to the issue of this Part no volume number had been 
indicated. | 
POLYCHAITA. Syllide to Ariciide. Series and Part Titles [1—iv], Temporary 
Preface [v, vi], 233—524, including an Index to Vol. II, Pls. LI—LVI, 
LXXI—LXXXVII, Index to Vol. I, 443, 444. 
Issued to subscribers for the year 1910, and published 7th December, 1910. 
(B.M.) 
POLYCHATA. Opheliidee to Ammocharide. Text, Series and Part Titles 
{1—iv |, Temporary Preface v, vi, Contents [vii], Explanation of letters used 
in the text-figures {vili], 1—368, including an Index to Vol. III, Slip of errata 
dated December, 1914. 
Issued to subscribers for the year 1914, and published 30th January, 1915. 
(B.M.) 
POLYCHATA. Opheliide to Ammocharide. Plates, Series and Part Titles 
[i—iv], Council’s announcement [v, vi], Title Vol. III (1 p.), LXXXVITI— 
CXI, Title and Contents of Vol. 1 (2 pp.), Title and Contents of Vol. IT (2 pp.). 
Issued to subscribers for the year 1916, and published 31st December, 1915. 
(B.M.) 
Coloured Plates LUXX XVITI—XCIII, issued with wrapper, to replace uncoloured 
Plates LX XX VIII—XCIII, sent out in Vol. III, pt. 1, 1915. 
Issued to subscribers for the year 1916, and published 24th July, 1920. 
(B.M.) 
POLYCHATA. Hermellide to Sabellide. Series and Part Titles [i—iv], 
Contents v, vi, Council’s announcement (1 p.), Explanation of letters used in 
the text-figures (1 p.), 1—250, Pls. CXII, CXIIT, CXIIla, CXIV, CX VITI— 
CXXV, CXXVa, CXXVI, CXXVIT. 
Issued to subscribers for the year 1920, and published 21st September, 1922. 
(B.M.) 
POLYCHAITA. Sabellide to Serpulide and additional species. Series and Part 
Titles and Title Vol. IV [ i—vi], Contents vii, vii, Preface and Council’s 
announcement ix—xi, Hrrata [xii], 251—498, Index to Vols. I—IV, 499—538, 
Collation of the Parts as issued 539, Pls. CX V—CX VII, CX X VITI—CX XXVIII. 
Issued to subscribers for the year 1921, and last proofs passed for press 
6th April, 1923. 
PRINTED BY ADLARD AND SON AND WEST NEWMAN, LTD., LONDON AND DORKING. 
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