CONTENTS. IX 



On the newly discovered Microscopic Entozoon, infesting the 



Muscles of tlie Human Body. By Dr Knox, . . . 13.3 



On the Origin of the Adjective. By Professor Pillans, . . 135 



On Single and Correct Vision, by means of Double and Inverted 



Images on the Retina. By Dr Alison, . . . 136 



Observations on the Chemical Nomenclature of Inorganic Com- 

 pounds. By Dr Hope, ...... 139 



On the Occurrence of the Clupea Alba, or White Bait, and of the 

 Raniccps Trifurcatus, or Tadpole Fish, in the Firth of Forth. 

 Communicated by Dr Parncll, ..... 141 



Account of a visit to the Governor of the Chinese Frontier Town of 

 Mai-ma-tchin, bordering with Kiachta, in Siberia. By a General 

 OflBcer in the Russian Service. Communicated by the Secre- 

 tary, 142 



An Attempt to ascertain the Relative Positions of the Athenian and 

 Syracusan Lines before Syracuse, from the Description of Thucy- 

 dides. By Professor Dunbar, ..... 143 



Researches on Heat. Second Series. By Professor Forbes, . 144 

 On the Teeth of the Cachelot. By Dr Knox, . . .146 



On an arrangement of the Planets and Satellites, according to their 

 Distances and Masses. By John Paterson, Esq., Schoolmaster 

 of Douglas, . . . . . . .15 



Notice regarding the Composition and Properties of certain Con- 

 crete Juices, resembling Gamboge. By Dr Christison, . 151 

 Dr Macdonald on a proposed improved system of Chemical Nomen- 

 clature, ........ 152 



Farther account of Indications of Changes in the Relative Levels of 



the Sea and Land. By James Smith, Esq., of Jordanhill, . 153 

 Observations on Terrestrial Magnetism, made in different parts of 

 Europe, especially with reference to the influence of Height. By 

 Professor Forbes, ...... 154 



Notice respecting a new Reflecting Microscope. By Mr Guthrie, 155 

 Some observations were made by Dr Martin Barry, on Unity of 

 Organization in the Animal Kingdom, .... 155 



On one Troja. By the Venerable Archdeacon Williams, . 155 



On Tea Oil. By Robert D. Thomson, M.D., . . .156 



Observations ©n a new species of British Gurnard, and on a species 



of Sole new to Science. By Richard Parnell, M D., . . 157 



On Aplanatic Telescopes ; a posthumous paper by the late Archi- 

 bald Blair, Esq. Communicated by Professor Forbes, . 158 

 Sir Charles Bell gave a verbal notice regarding the importance of 

 the circulation in the Medulla Oblongata, and the office of the 

 Vertebral Artery, ...... 158 



On the condition of the Earth, as it is first described in the Mosaic 



Account of the Creation. By ^lungo Ponton, Esq., . . 1.39 



On the Result of Experiments on the Weight, Height, and Strength, 



of above 800 individuals. By Professor Forbes, . . 160 



Description of a Single Achromatic Eye-Glass. By Edward Sang, 

 Esq., ........ 161 



