Iv. CONTENTS. 
On a Deep Sea Tow-net for Opening and Shutting under 
Water. By Winn1am EH. Hoyntzn, M.A. (Oxon.), 
Abstract of Communication, ‘‘On the Variations Produced 
in the Electrical Condition of the Viscera by 
Stimulation of Adjacent Cutaneous Nerves.” By 
R. Caton, M.D., F.R.C.P. 
A Simple Schema of the Lymphatic Circulation. By F. 
Cuarues Larkin, M.B.C.S. Eng, &c. : 
Report on the Marine Diatomacee of the L.M.B.C. 
District. By Dr. H. StonterrotH, M.A. . 
Report on the Marine Algz of the L.M.B.C. District. 
By R. J. Harvey Gipson, M.A., F'.R.8.E., F.L.S. . 
Second Report on the Porifera of the L.M.B.C. District. 
By Ricnarp Hanirscy, Ph.D. 
Second Report on the Echinodermata of the L.M.B.C. 
District. By Hurpert C. CHADWICK. 
Third Report on the Copepoda of Liverpool Bay (the 
L.M.B.C. District). By Isaac C. THompson, F.L.S., 
F.R.M.S. 
Appendix to Third Report on the Copepoda of Liverpool 
Bay (the L. M. B.C. District). By Isaac C. 
Txomeson, F.L.S., F.R.M.S. : : 
Third Report on the Higher Crustacea of the L.M.B.C. 
District. By Aurrep O. Waker, F.L.S. . 
Second Report on the Polyzoa of the L.M.B.C. District. 
By JosppH Lomas, Assoc.N.5.58. 
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