58 TRANSACTIONS LIVERPOOL BIOLOGICAL SOCIETY. 



XV. Antedon, H. C. Chadwick, 55 pp., 7 Pis. 

 XVI, Cancer, J. Pearson, 217 pp., 13 Pis. 

 XVII. Pecten, W. J. Dakin, 144 pp., 9 Pis. 

 XVIII. Eledone, A. Isgrove, 113 pp., 10 Pis. 



XIX. Polychaet Larvae, F. H. Gravely, 79 pp., 4 Pis. 



XX. Buccinum, W. J. Dakin. 

 XXI. Pagurtjs, H. G. Jackson. 

 Doris, Sir Charles Eliot. 

 Sabellaria, A. T. Watson. 

 Sagitta, E. J. W. Harvey. 

 Cucumaria, E. Hindle. 



Oyster, W. A. Herdman and J. T. Jenkins. 

 Ostracod (Cytiiere), Andrew Scott. 

 Btjgula, Lanra R. Thornely. 

 Himanthalia, F. J. Lewis. 

 Diatoms, F. E. Weiss. 

 Fucus, J. B. Farmer. 

 Botrylloides, W. A. Herdman. 

 Actinia, J. A. Clubb. 

 Hydroid, E. T. Browne. 

 Haliciiondria and Sycon, A. Dendy. 

 In addition to these, other Memoirs will be arranged 

 for, on suitable types, such as Pontobdella, a Cestode 

 and a Pycnogonid. 



In addition to what can be recorded in this Annual 

 Report, there are some pieces of work which are 

 incomplete, or only begun, and there are many isolated 

 observations being, accumulated. Moreover, there are 

 Mr. Chadwick's routine daily records of the physical 

 conditions of sea and air which may sometime prove of 

 interest in connection with plankton results and with 

 variations in the Fisheries. The diagram of Sea and 

 Air Temperatures for 1911 is not yet completed, but 

 those for the two preceding years (which have not 



