FORTHCOMING MONOGRAPHS. 5 



For the Seventy-second Year, 1915 (contd.). 



99. The Principles of Plant-Teratology. By W. C. WORS- 

 DELL Vol. I. xxix + 270 + 50 pp., 25 plates. Svo. 1915. 



For the Seventy-third Year, 1916. 



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

 Vol. III. Part II. Plates, viii + 48 pp., 24 plates. Folio. 

 1915. 



101. The Principles of Plant-Teratology. By W. C. 

 WORSDELL. Vol. II. xvi + 296 -j- 56 pp., 28 plates (xxvi- 

 liii). Svo. 1916. 



For tJie Seventy -fourth Year, 1917. 



102. The British Charophyta. By JAMES GROVES and Canon 

 GEORGE KUSSELL BULLOCK- WEBSTER. Vol. I. NitelleaB, with 

 Introduction, xiv + 142 + 40 pp., 20 plates. 1920. 



For the Seventy-fifth Year, 1918. 



103. The British Freshwater Rhizopoda and Heliozoa. By 

 JAMES CASH and G. H. WAILES, assisted by JOHN HOPKINSON. 

 Vol. IV. Supplement to the Ehizopoda by G. H. WAILKS 

 and Bibliography by JOHN HOPKINSON. xii -f- 130 + 12 pp., 

 6 plates (Iviii-lxiii). Svo. 1919. 



104. The British Freshwater Khizopoda and Heliozoa. 

 Vol. V. Heliozoa. By G. H. WAILES. x + 72 + 24pp., 11 

 plates (Ixiv-lxxiv). Svo. 1921. 



For the Seventy-sixth Year, 1919. 



105. A Monograph of the British Orthoptera. By W. J. 

 LUCAS, xii + 264 + 52 pp., 26 plates. 1920. 



In Course of Publication. 



The British Charophyta. By JAMES GROVES and Canon 

 BULLOCK-WEBSTER. (Vol. II will complete the work.) 



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

 The British Desmidiacese. By the late W. and G. S. WEST. 



