CONTENTS. 



PAGE 



VII. On the Discovery of a Frog in New Zealand. By 

 Arthur Saunders Thomson, M.D., Surgeon 58th 

 Regiment. Communicated by the Author for the 

 Edinburgh New Philosophical Journal, . . 66 



VIII. On the Mollusca of the British Seas. By Professor 



Edward Forbes, . . . .69 



IX. An Account of the Fish River Bush, South Africa ; 

 with a Description of the Quadrupeds that inhabit 

 it. By Mr W. Black, Staff Assistant-Surgeon. 

 Communicated by the Author, . . .72 



X. Singular Irridescent Phenomenon seen on Windermere 

 Lake, October 24, 1851. By J. F. Miller, Esq. 

 Communicated by the Author, . . .83 



XI. On the Paragenetic Relations of Minerals. (Continued 



from vol. liv., p. 323), . . .85 



XII. On the Eyeless Animals of the Mammoth Cave of 

 Kentucky. (Read before the Royal Physical Society, 

 on exhibiting Specimens of the Animals.) By 

 Robert Chambers, F.R.S.E. Communicated by 

 the Author, . . . . .107 



XIII. Analyses of Fossil Bones of Nebraska, . . 109 



XIV. Note on the Eruption of Mauna Loa. By James D. 



Dana. Communicated by the Author, . .111 



XV. Description of the Mammoth Cave of Kentucky, . 119 



XVI. On the Annual Variation of the Atmospheric Pres- 

 sure in different parts of the Globe. By Prof. H. 

 W. Dove. Communicated by Colonel Sabine, . 123 



