VIU CONTENTS. 



Page 

 Mr. Henry Denny on the Remains of the Hippopotamus found in the Aire 

 Valley Deposit near Leeds 51 



Professor Johnston on a Chemical Cause of Change in the Composition of 

 Rocks 62 



Mr. George G. Kemp on the Waste of the Holderness Coast 53 



Professor Phillips on the most Remarkable Cases of Unconformity among 

 the Strata of Yorkshire 53 



on the Dispersion of Erratic Rocks at higher Levels than 



their Parent Rock in Yorkshu-e 54 



on a new Plesiosaums in the York Museum 54 



Rev. T. Rankin on the Formation of Boulders 54 



Professor Sedgwick on the Classification and Nomenclature of the older 

 Palaeozoic Rocks of Britain 54 



Mr. H. E. Strickland on Pseudomorphous Crystals in New Red Sandstone 61 



Mr. Wyville T. C. Thomson on some AjTshire Fossils 61 



Mr. R. W. TowNSEND on Refiacted Lines of Cleavage seen in the Slate Rocks 

 of Balh rizora, in the Coimty of Cork 61 



Mr. Charles Twamley on a singular Fault in the Southern Termination of 

 the Wai'wickshire Coal-field 62 



BOTANY AND ZOOLOGY. 

 Botany. 



Professor Allman on the Structure of the Endochrome in Conferva Linum . . 62 



on the Utricular Structure of the Endochrome, a Species of 



Conferva 62 



Professor J. H. Balfour on some New Plants 63 



Professor J. Buckman's Notes on the Growth of Symphyhim officinale in the 

 Botanical Gardens of the Royal AgricvUtural College 63 



Mr. B. Clarke's Additional Observations on a New System of Classifying Plants 63 



Mr. Robert Hunt on a Method of Accelerating the Germination of Seeds . . 63 



Dr. Astley p. Price on the Pentasulphide of Calcium as a Remedy for Grape 

 Disease 63 



Mr. J. D. SoLLiTT and Mr. R. Harrison on the Diatomacea; found in the 

 neighbourhood of Hull 63 



Mr. W. Somers on a New Alga 63 



Zoology. 



Professor Allman on the Structure of Hydra viridis 64 



on the Structure of Bursaria , . . . 65 



on the Structm-e of the Freshwater Poh-p, Hydra viridis. . 66 



Mr. Spence Bate on the Morphology of the Pycnogonidae, and Remarks on 

 the Development of the Ova in some Species of Isopodous and Amphipodous 

 Crustacea 66 



Dr. J. Blake on the Physiological Action of Inorganic Substances introduced 

 dircctlv into the Blood 66 



