4 PUBLICATIONS OF THH RAY SOCIETY. 



For the Si<vty-id'.th Year, 1909. 



90. The British Nudibranchiate Mollusca. By the late 

 JOSHUA ALDER and the late ALBANY HANCOCK. Part 8 (supple- 

 mentary). Text by Sir CHARLES ELIOT, viii + 198 + 18 pp., 

 8 plates. Folio. 1910. 



For the Sixty-seventh Year, 1910. 



91. The British Annelids. By WILLIAM CARMICHAEL MC!NTOSH. 

 'Vol. II, Part 2. Polychaeta (continued), vii + 292 (233-524) 

 + 46 pp., 23 plates (li-lvi, Ixxi-lxxxvii). Folio. 1910. 



For the Sixty-eighth Year, 1911. 



92. The British Desmidiacese. By W. and G. S. WEST. Vol. 

 IV. xiv + 194 + 66 pp. ,33 plates (xcvi-cxxviii). 8vo. 1912. 



93. The British Timicata. By the late JOSHUA ALDER and 

 the late ALBANY HANCOCK. Edited by JOHN HOPKINSON. Vol. 

 III. xii +114 + 34 pp., 16 plates (li-lxvi), and frontispiece. 

 8vo. 1912. 



For the Sixty -ninth Year, 1912. 



94. A Bibliography of the Tunicata. By JOHN HOPKINSON. 

 xii + 288 pp. 8vo. 1913. 



95. The British Parasitic Copepoda. By THOMAS and 

 ANDREW SCOTT. Vol. I (Copepoda parasitic on Fishes, Part 

 I), xii + 256pp., 2 plates. 8vo. 1913. 



For the Seventieth Year, 1913. 



96. The British Parasitic Copepoda. By THOMAS and 

 ANDREW SCOTT. Vol. II (Copepoda parasitic on Fishes, Part 

 II). xii + 144 pp., 72 plates. 8vo. 1913. 



In Course of Publication. 



The British Desmidiaceae. By W. WEST and Prof. G. S. 

 WEST. (Vol. V for 1914.) 



The British Freshwater Rhizopoda and Heliozoa. By 

 the late JAMES CASH and G. H. WAILES. (Vol. Ill for 1914.) 



The British Marine Annelids. By Prof. W. C. MC!NTOSH. 



Preparing for Publication. 



The British Centipedes and Millepedes. By W. M. WEBB. 

 The British Earthworms. By the Eev. HILDERIC FRIEND. 

 The British Hydrachnidse. By C. D. SOAR and W. 

 WILLIAMSON. 



The British Ixodoidea. By W. F. COOPER and L. E. ROBINSON. 

 The Earwigs of the World. By Dr. MALCOLM BURR. 



May, 1913. 



