EECENTLY ISSUED AND FORTHCOMING 

 MONOGRAPHS. 



For the Sixty -first Year, 1904. 



82. The British Desmidiaceae. By W. and G. S. West. 

 Vol. I. xxxvi + 224 + 64 pp., 32 plates. 8vo. 1904. 



83. The British Tunicata. By the late Joshua Aldee and the 

 late Albany Hancock. Edited by John Hopkinson. Vol. I. 

 With a History of the Work by Canon A. M. Noeman. 

 xvi + 146 + 42 pp., 20 plates, and frontispiece. 8vo. 

 1905. 



For the Sixty-second Year, 1905. 



84. The British Desmidiacefe. By W. and Gr. S. West. Vol. 

 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. Vol. 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 Aldee and the 

 late Albany Hancock. Edited by John Hopkinson. Vol. 



II. With Lives of the Authors by Canon Norman and 

 Dennis Embleton. xxviii + 164 + 62 pp., 30 plates (xxi-l), 

 and frontispiece. 8vo. 1907. 



For the Sixty-fourth Year, 1907. 



87. The British Marine Annelids. By W. C. McIntosh. 

 Vol. II, Part I. Polychfeta. Nephthydida3 to Syllidas. viii 

 + 232 + 46 pp., 22 plates (xliii-1, Ivii-lxx). Folio. 1908. 



For the Sixty-fifth Year, 1908. 



88. The British DesmidiaceEe. By W. and G. S. West. Vol. 



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. Vol. II. 

 The Rhizopoda, Part II. xviii + 168 + 32 pp., 16 plates 

 (xvii-xxxii), and frontispiece, 8vo. 1909. 



