382 Royal Academy of Scie?ice of Paris. 



Newton, from M. Souton. — M. Latreille read a report on M. 

 Leon Dufbur's Researches on the Anatomy of the Coleoptera. 



M. Ara^o gave an account of his experiments on the light 



which emanates from incandescent bodies. — M. Cuvier read 

 a Memoir on the Plesiosaurus. — M. Geoffroy Saint-Hilaire 

 read a Memoir on the Auditory Faculties of Fishes. 



June 21. — M. Girard read a Memoir, entitled the " Appli- 

 cation of the principles of Dynamics to the purpose of determi- 

 ning the respective advantages of different modes of carriage." 

 — M. Laugier commenced reading his Chemical Examination 

 of the Minerals from the Island of Ceylon. — M. de Wiebeking 

 read some Observations on the state of Civil Architecture in 

 the middle ages, and on the means by which the monuments 

 of those periods were executed. 



June 28. — M. Puissant communicated to the Academy an 

 account of a new instrument which he calls a panorograph, by 

 means of which the perspective of a panorama may be traced 

 with accuracy and ease. — M. Zamboni, Professor of Natural 

 Philosophy at Verona, transmitted a Memoir on dry electric 

 piles. — M. Dulong read a Letter addressed to him by M. 

 Pouillet on the means of measuring elevated temperatures, 

 and especially that which exists at the surface of the sun. — 

 M. Girard, in the name of a Commission, read a Report on 

 the researches of M. Vicat, relative to resinous mastics. — 

 General Brisbane communicated some Astronomical Obser- 

 vations made at Paramatta. — M. Dumeril made a Report on 

 Dr. Audouard's Memoir relative to the origin of the yellow 

 fever. — M.G. St.-Hilaire read a Memoir on the nature, the for- 

 mation, and the uses of the stones which are found in the au- 

 ditory cells of fishes. — M. Laugier finished the reading of his 

 Memoir on the Ceylon Minerals. — M. Marigot communi- 

 cated a Memoir on the preservation of grain. 



July 5. — M. Fourier reported, verbally, on a collection of 

 statistic documents presented to the Academy by the Count 

 de Funchal. — M. Becquerel read a Memoir on the electromo- 

 tive agencies of water. — M. A. St.-Hilaire read a Memoir on 

 the plants constituting the Flora of southern Brazil, belonging 

 to the group which comprises the Droseraceae, the Violaceae, 

 the Cistiniae, and the Frankeniae. 



July 12. — M. G. St.-Hilaire made a verbal Report on a 

 work by M. Serres, entitled, " The comparative anatomy of 

 the Brain, in the four classes of vertebrated Animals." — M. 

 Gemmellaro, of Catania, presented a collection of maps and 

 perspective views of Mount Etna. 



July 19. — M. Freycinet communicated an extract from a 

 Letter written to him from Port Jackson by M. Duperrey, 



commander 



