viii 



CONTENTS. 



PAGE 



(2.) Smith (John Alex.), M.D., Notice of two Specimens of 

 the Chameleo cristatus (Stuch), the Fringed or Crested 

 Chameleon, from Old Calabar. (Specimens exhibited), 228 



February 22, 1865. 



J. Page (David), Esq., Notes on the Crustacean genus Stylo- 

 nurus; from the Lower Old Red Sandstone of Forfar- 

 shire. (Plate III.) .... 230 



II. Macadam (Dr Stevenson), F.R S.E., On the Animal and Vege- 



table Life in the Water of Leith, &c. . . 233 



III. Wright (T. Strethill), M.D., On the Natural History of 



Euglena, . . . . . 237 



IV. Smith (John Alex.), M.D., A Specimen of the Smew, Mergus 



arbellus, shot in Haddingtonshire, exhibited by, ' . 237 



March 22, 1865. 



I. Brodie (Rev. James), Monimail, Fife, On the Natural Agencies 



at present in operation, to which the Phenomena of the 

 Glacial Epoch may be ascribed, . . . 238 



II. Catton (Alfred R.), M.A., F.R.S.E., F.C.P.S., Fellow of 



St John's College, Cambridge, On the Action between the 

 Material Molecules and the Etherial Medium, considered 

 with reference to the Theory of the Refraction of Light in 

 Crystallised or Isotropic Media, . . . 248 



III. (1.) Smith (John Alex.), M.D., Notice of the " Etuet," a 



species of Tetraodon ( Tetraodon ?) recently received 



from the Rev. Alexander Robb, Old Calabar. (The speci- 

 men was exhibited), .... 268 

 (2.) Smith (John Alex.), M.D., Notice of a New Genus of 

 Ganoid Fish allied to the Genus Polypterus ( Geoff.- St- 

 Hillaire), recently received from Old Calabar. (Specimens 

 exhibited), ..... 273 



April 26, 1865. 



I. Bryson (Alexander), Esq., F.R.S.E., On the Rise of the 

 Shores of the Firth of Forth. Have the Shores of the 

 Forth and Clyde risen since the Human Period, as asserted 

 by Sir Charles Lyell and Mr Geikie ? . . 278 



II. Turner (William) M.B., F.R.S.E., Remarks on the assump- 



tion of Male Plumage by the Hen of the Domestic Fowl, 297 



III. Traquair (Ramsay H.), M.D., Notice of the Anatomy of the 



new Ganoid Fish from Old Calabar, described by Dr John 

 Alxeander Smith at last Meeting, . . . 300 



