hve CONTENTS. 
Record of Additional Hydroida from the Isle of Man. 
By GW. Woon, ab Co 
Revision of the Podophthalmata and Cumacea of 
Liverpool Bay, to May, 1892. By ALFRED O. 
WALKER, F'.L.S. 
Supplementary Report upon the ‘Testaceous 
Mollusca of the L.M.B.C. District. By the 
late FRANcIS ARCHER, B.A. 
On the Affinities, Inter-relationships, and Systematic 
Position of the Marsipobranchi. By G. B. 
owas, WTS. RAs: 
The Electric Organs of Fishes. By Prof. F. GOTCH, 
NAS Eo. 
94 
96 
105 
122 
148 
