Roi/al Academy of Sciences of Paris. 227 



nOYAL ACADEMY Or SCIEXCES OF PARIS. 



April 28. — Tlie following memoirs were received : 



On an Instrument for Measuring Angles and Lines ; by M. 

 Hurtel. — On the Binomial Theorem ; by Mr. John Walsh. — 

 On the Existence of Hydrocyanite of Iron in Wine ; by M. 

 Julia. — Meteorological Observations at Alais; by M. d'Hom- 

 bres Firmas. — Additional notes to the former communication 

 of M. de la Borne on Voltaic Electricity. 



The conclusion was read of the Report on M. Bertrand 

 Roux's Geological Description of Puy-en-Velay, and parti- 

 cularly of the Valley in which that city is situated : — the work 

 received the approbation of the Academy, and was ordered to 

 be published. M. Geoff'roy St. Hilaire read a Memoir en- 

 titled Genei'al Considerations on the Sexual Organs. — M. 

 Desfontaines made a Report, in the name of a Commission, on 

 the Memoir of M. Paulet on the Synonymy of the Plants of 

 Theophrastus : — this work required the research of one well 

 skilled both in the knowledge of plants and in the learned, 

 languages ; and although it cannot be said that the author has 

 in all points been equally successful, yet his work will be of 

 great use to those who read Theophrastus. 



May 5. — A Memoir was received from M. Turban, on the 

 Internal Navigation of Paris ; from M. de la Borne, on the In- 

 fluence of the Multiplication of Bars in the Circuit of Doctor 

 Seebeck; and from M. Metternich, a complete Theory of Pa- 

 rallel Lines. 



M. Feuillet was unanimously elected Librarian in the room 

 of the late M. Charles. 



M. Brongniart read a Report on the Memoir by M. Becquerel 

 relative to the Plastic Clay of Auteuil, whicli received the full 

 approbation of the Academy. — M. Gaymard, one of the na- 

 turalists who accompanied M. Freycinet round the world, read 

 a Memoir on the Form of the Sculls of the Papous; and MM. 

 Pelletier and Dumas, a Memoir on the Elementary Constitu- 

 tution and some characteristic Properties of Vegetable Alkalis. 



May 12. — M. Fresnel was unanimously elected a Member 

 of the Academy. — The Prize for an Essay on Animal Heatwas 

 awarded to M. Despretz of the Polytechnic School. — It was 

 the opinion of the Commission that the physiological Prize 

 founded by M. de Montyon should be divided between M. 

 Fodera, author of a Memoir on Absorption, and M. Flourens, 

 author of a Memoir on tlie Functions of the Nervous System*. 

 — M. Edwards lead a Memoir on the Production of Carbonic 

 Acid in Respiration. — M. de Lalande's two Medals were given 



* Sec Philosopliicai Mapa/.inc, vol. Ixi. p. 1 M. 



F f 2 nt 



