26 LIST OP ANNUAL VOLUMES 



FOR THE TWENTY-EIGHTH YEAR, 1871. 



A Monograph of the Collembola and Thysanura. By Sir J. 

 Lubbock, Bart., M.P., F.R.S. Seventy-eight Plates. 8vo. 



FOR THE TWENTY-NINTH YEAR, 1872. 



A Monograph of the British Annelids. By W. C. M'clntosh, 

 M.D., F.R.S.E. Part I. Ten Plates. Imp. 4to. 



FOR THE THIRTIETH YEAR, 1873. 



A Monograph of the British Annelids. By W. C. Macintosh, 

 M.D., F.R.S.E. Part I. continued. Thirteen Plates. 

 Imp. 4to. 



FOR THE THIRTY-FIRST YEAR, 1874. 



A Monograph of the British Spongiadae. By J. S. Bowerbank, 

 LL.D., F.R.S. Vol. III. Ninety-two Plates. 8vo. 



FOR THE THIRTY-SECOND YEAR, 1875. 



A Monograph of the British Aphides. By G. B. Buckton, 

 F.R.S. Vol. I. Forty-two Plates. 8vo. 



FOR THE THIRTY-THIRD YEAR, 1876. 



A Monograph of the British Copepoda. By G. S. Brady, 

 M.D., F.L.S. Vol. I. Thirty-six Plates. 8vo. 



