CONTENTS. X iii 



Page 

 Mr. Cuthbert Collingwood's Remarks on the Respiration of the Nudibran- 

 chiate Mollusca 113 



on the Nudibranchiate Mollusca of the Mersey 



and Dee 113 



on Recurrent Animal Form, and its Significance 



in Systematic Zoology 114 



Professor Draper on the Intellectual Development of Europe, considered with 

 reference to the views of Mr. Darwin and others, that the Progression of 

 Orgauisms is determined by Law 115 



Rev. H. H. HiGGixson some Specimens of Shells from the Liverpool Museum, 

 originally from the Pathological Collection formed by the late Mr. Gaskoin... 116 



Rev. A. R. Hogan's Notice of British Well Shrimps 116 



Mr. J. G. Jeffreys on the British Teredines, or Ship-Worms 117 



Mr. Charles W. Peach on the Statistics of the Herring Fishery 120 



Mr. John Price on Cydippe 120 



Mr. Lovell Reeve on the Aspergillum or Watering-pot Mollusk 120 



Dr. P. L. Sclater's Remarks on the Geographical Distribution of recent Ter- 

 restrial Vertebra ta 121 



Mr. H. T. Stainton on some Peculiar Forms amongst the Micro-Lepidopterous 

 Larvae 1 22 



Dr. Verloren on the Effect of Temperature and Periodicity on the Develop- 

 ment of certain Lepidoptera , ]23 



Mr. J. O. Westwood on Mummy Beetles 123 



on a Lepidopterous Parasite occurring on the Body of 



the Fulgora candelaria 124 



Dr. E. Perceval Wright's Notes on Tomopteris onisciformis 124 



Physiology. 



Professor Beale on the Ultimate Arrangement of Nerves in Muscular Tissue... 125 

 Professor V. Carus on the Leptocephalidm 125 



on the Value of "Development" in Systematic Zoology 



and Animal Morphology ' 125 



Professor Corbett on the Deglutition of Alimentary Fluids 216 



Dr. Robert M'Donnell on the Formation of Sugar and Amyloid Substances 

 in the Animal Economy \ 12Q 



Mr. Arthur E. Durham's Experimental Inquiry into the Nature of Sleep 129 



Dr. Michael Foster's Contributions to the Theory of Cardiac Inhibition 129 



Mr. Robert Garner on certain Alterations in the Medulla Oblongata in cases 

 of Paralysis 129 



■s on the Structure of the Lepadidce 130 



Mr. George D. Gibb on Saccharine Fermentation within the Female Breast.. 131 



Sir Charles Gray on Asiatic Cholera 132 



Mr. J. Reay Greene, A Word on Embryology, with reference to the mutual 

 relations of the Sub-kingdoms of Animals 132 



Mr. Edward R. Harvey on the Mode of Death by Aconite 133 



Professor Van der Hoeven on the Anatomy of Slenops Potto, Perodicticus 

 Geoffroyi of Bennett 134 



