KECENTLY ISSUED AND FORTHCOMING 

 MONOGRAPHS. 



For the Sixty-first Year, 1904. 



82. A Monograph of the British Desmidiacese. By W. and 

 G. 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 Desmidiacese. By W. and 

 G. S. West. Vol. II. x + 206 + 64 pp., 32 plates. 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 Alder 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-1), 

 and frontispiece. 8vo. 1907. 



For the Sixty-fourth Year, 1907. 



87. A Monograph of the British Annelids. By William 

 Carmichael McIntosh. Vol. II, Part 1. Polychseta. Neph- 

 thydidse to Syllidas. 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 

 G. S. West. Vol. III. xvi + 274 + 62 pp., 31 plates (lxv- 

 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. 



