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THE JOURNAL 



or 



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Vol. XXVI. ZOOLOGY. No. 167. 



CONTENTS. 



Pa^e 



I. Notes on the Minute Structure of the Nervous System 



o£ the Mollusca. By J. G-ilcheist, M.A., B.Sc, 

 Ph.D., Marine Biologist to the Grovernment of the 

 Cape of Grood Hope. (Communicated by B. B. 

 Woodward, F.L.S.) (Plate 12.) 179 



II. A Contribution to the History of New Zealand Echino- 



derms. By H. Fabqtjhab. (Communicated by T. W. 

 Kirk, E.L.S., G-overnment Biologist, Department of 

 Agriculture, New Zealand.) (Plates 13 & 14.) 180 



III. New Species o£ PerichcBta from New Britain and else- 



where ; with some Remarks on certain Diagnostic 

 Characters of the Genus. By Wm. Blaxland 

 Benham, D.Sc. (Lond.), M.A. (Oxon.), Aldrichian 

 Demonstrator in Comparative Anatomy, Oxford. 

 (Plates 15 & 16.) 198 



IV. On some new Species of Edriophthalma from the 



Irish Seas. By Alfred O. Walker, F.L.S. 

 (Plates 17 & 18.) 226 



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