2 PUBLICATIONS OF THE KAY SOCIETY. 



In Course of Publication. 



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

 WEST. 



The British Freshwater Rhizopoda and Heliozoa. By 

 the late JAMES CASH and (after Vol. II) G. H. WAILES. 



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



Preparing for Publication. 



A Bibliography of the Tunicata. By JOHN HOPKINSON. 

 For 1912. 



The British Parasitic Copepoda. By Dr. THOMAS SCOTT and 

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

 for 1912. 



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

 The British Characeas. By HENRY and JAMES GROVES. 

 The British Earthworms. By the Rev. HILDERIC FKIEND. 

 The British Hydrachnidae. 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 BURE. 



December, 1911. 



