EECENTLY ISSUED AND FOBTHCOMING MONOGRAPHS 



For the Sixty-first Year, 1904. 



82. A Monograph of the British Desmidiaceas. By W. and Gr. S. West. Vol. I. xxxvi + 224 

 + 64 pp., 32 plates. 8vo. 1904. 



83. The British Tunicata. By the late Joshua Alder and the late Albany Hancock. Edited by 

 John Hopkinson. Yol. I. With a History of the Work by Canon A. M. Norman, xvi + 146 + 42 

 pp., 20 plates, and frontispiece. 8vo. 1905. 



For the Sixty-second Year, 1905. 



84. A Monograph of the British Desmidiacege. By W. and Gr. S. West. Yol. II. x + 206 + 

 64 pp., 32 plates (xxxiii-lxiv) . 8vo. 1905. 



85. The British Freshwater Rhizopoda and Heliozoa. By James Cash, assisted by John 

 Hopkinson. Yol. I. The Rhizopoda, Part I. x + 150 + 32 pp., 16 plates. 8vo. 1905. 



For the Sixty-third Year, 1906. 



86. The British Tunicata. By the late Joshua Alder and the late Albany Hancock. Edited by 

 John Hopkinson. Yol. II. With Lives of the Authors by Canon Norman and Dennis Embleton. 

 xxviii + 164 + 62 pp., 30 plates (xxi-1), and frontispiece. 8vo. 1907. 



For the Sixty-fourth Year, 1907. 



87. A Monograph of the British Marine Annelids. By William Carmichael McIntosh. Yol. II, 

 Part 1. Polychaata. Nephthydidas to SyllidaB. viii + 232 + 46 pp., 22 plates (xliii-1, lvii-lxx). 

 Folio. 1908. 



For the Sixty-fifth Year, 1908. 



88. A Monograph of the British Desmidiaceas. By W. and Gr. S. West. Yol. III. xvi + 274 

 + 62 pp., 31 plates (Ixv-xcv). 8vo. 1908. 



89. The British Freshwater Rhizopoda and Heliozoa. By the late James Cash, assisted by John 

 Hopkinson. Yol. II. The Rhizopoda, Part II. xviii + 168 -f- 32 pp., 16 plates (xvii-xxxii), and 

 frontispiece. 8vo. 1909. 



For the Sixty-sixth Year, 1909. 



90. The British Nudibranchiate Mollusca. By the late Joshua Alder and the late Albany 

 Hancock. Part 8 (supplementary). Text by Sir Charles Eliot, viii + 198 + 18 pp., 8 plates. 

 Folio. 1910. 



For the Sixty-seventh Year, 1910. 



91. A Monograph of the British Marine Annelids. By William Carmichael McIntosh. Yol. II, 

 Part 2. Polycha3ta. SyllidaB to AriciidaB. vii + 292 (233-524) + 46 pp., 23 plates (li-lvi, 

 lxxi-lxxxvii) . Folio. 1910. 



For the Sixty-eighth Year, 1911. 



92. A Monograph of the British Desmidiacea3. By W. and Gr. S. West. Yol. IY. xiv +194 

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



93. The British Tunicata. By the late Joshua Alder and the late Albany Hancock. Edited by 

 John Hopkinson. Yol. III. xii + 114 + 34 pp., 16 plates (li-lxvi), and frontispiece. 8vo. 1912. 



