VI CONTENTS. 



Page 

 On the Ccenurus cerebralis of the Sheep, by Dr. Kiichenmeister ; On 

 the Occurrence of Zinc in the Vegetable Organism, by A. Braun ; 

 Notes on the Bovine Animals of the Malay Peninsula, by George 

 Windsor Earl ; Meteorological Observations and Table ... 315 — 320 



NUMBER LXXXIII. 



XXIX. Contributions to the Natural History of the Infusoria. By 



A. Schneider. (With a Plate.) 321 



XXX. Zoosperms in Spongilla. By H. J. Carter, Esq. (With 



a Plate.) 334 



XXXI. On the Genus Lycium. By John Miers, Esq., F.R.S., 

 F.L.S. &c 336 



XXXII. On the Occurrence of the Bottle-headed Whale, Hy- 

 peroodon bidens, Flem., and remarks thereon. By William 

 Thompson, Esq 347 



XXXIII. On the Primitive Diversity and Number of Animals in 

 Geological Times. By L. Agassiz 350 



XXXIV. Memoranda of Observations made in small Aquaria, in 

 which the Balance between the Animal and Vegetable Organisms was 

 permanently maintained. By Robert Warington, Esq 366 



XXXV. On a Mode of giving permanent Flexibility to brittle spe- 

 cimens in Botany and Zoology. By Prof. J. W. Bailey, U.S 373 



New Books : — A Manual of Natural History for the use of Travellers, 



by Arthur Adams, W. B. Baikie, and Charles Barron 375 



Proceedings of the Zoological Society : — Mr. T. Huxley on the Ana- 

 tomy and Development of Echinococcus veterinorum. (With a 

 Plate.) 379 



On the natural and artificial Fecundation of JEgilops by Triticum, by 

 M. Godron ; The Ounces, by Dr. J. E. Gray ; The African Seal, 

 Heliophoca atlantica, by Dr. J. E. Gray ; Notes on the Develop- 

 ment of the Actinia, by M. Haime; Rare Irish Mollusca, by 

 Samuel Wright ; Typical Collections of Mollusca in the British 

 Museum ; On a new species of Suthora from China, by G. R. Gray, 

 F.L.S. , F.Z.S. &c. ; On some Fishes allied to Gymnotus, by Alfred 

 R.Wallace; Meteorological Observations and Table 394 — 400 



NUMBER LXXXIV. 



XXXVI. Remarks on Associations of Colour and the Relations of 

 Colour and Form in Plants. By G. Dickie, M.D., Professor of Na- 

 tural History, Queen's College, Belfast 401 



