Proceedings of Scientific Institutions. 399 
Mr Geoffroy St Hilaire read a letter from Bory St Vincent, on the proceedings 
of the expedition in Greece. 
Mr Samson presented to the Academy an anatomical preparation, in which 
the lymphatic vessels were filled with blood. 
Mr Poncelet read part of a memoir on the flowing of liquids through rectan- 
‘gular orifices. 
Mr Cordier made a very favourable report on the Geological Collections made 
during the voyage of the Astrolabe. 
Mr Dumeril made, in his name and that of Messrs. Boyer, Magendie, Serres, 
cand Flonrens, a very favourable report of a memoir on Dr Rigails, having for 
title “* on the Mechanical Destruction of Calculi in the Bladder.” 
Meeting of the 23d Nov. General Rognat was elected to the seat, vacant by 
the death of Earl Daru. 
Mr Cordier called the attention of the Academy to some Caverns, in which 
‘Mr Marcel de Serres considered that he had found human bones and artificial 
products mingled with the remains of lost animals. 
Mr Dupuytren read a very favourable report on a work of Mr Breschet, on the 
Veins of Bones. 
Messrs Audouin and Milne Edwards read a memoir containing extracts of 
their Zoological Researches on the coast of France. 
Mr Becquerel communicated some observations on different Natural Metallic 
Compounds which have been found formed on antiquities. 
Meeting of 30th Nov. Mr Dulong read the report of the Commission charged 
to lay before Government the best means of Preventing the Explosion of Steam- 
Engines. 
Mr Bounchardat addressed several labours of the late Mr Vauquelin, with 
which the author had been connected, and which he proposes to terminate. 
Mr Boué communicated to the Academy some Observations on the Human 
Bones found in different Formations in Germany. 
Mr Robert mentioned some new discoveries of Fossils which he had made on 
the Plains of Passy. 
Mr Geoffroy St Hilaire began the reading of a memoir on Christina-Ritta. 
Mr Latrielle made in his own name, and that of Mr Dumeril, a very favoura- 
ble report on a memoir of Mr Milne Edwards, entitled, a Description of some 
new Crustacea. 
Meeting of the Jih Dec. 'The approaching departure of the Corvette, the 
Dordogne, for a Voyage of Circumnavigation, was announced to the Society. 
Mr Beautemps—Beaupré made in his name, and in the name of Mr Freyci- 
net, a report on the demand made by Mr Castera to the Society, to favour by its 
approbation the Formation of a Philanthropic Society destined, to assist the ship 
wrecked on the Coast of France. 
Mr Navier made a favourable report on a Watch, presented for the examina- 
tion of the Academy, by Mr Ribellier. 
Mr Latrielle reported favourably on the fourth volume of the Species Gene- 
“ rum of the Coleopterous Insects of Karl Dejean. 
Mr Savart made, in his name and that of Mr Magendie, a favourable report on 
-awork of Dr Delean junior, entitled, Treatise on the Employment of Atmosphe- 
rical Air in the Diagnostic, Prognostic, and Treatment of the Diseases of the Ear. 
Mr Puissant read a memoir, entitled, New Essay on Spherical Trigonometry. 
Mr Geoffroy St Hilaire terminated the lecture of his memoir on Christina 
Ritta. 
Mr Serulias read a memoir on the action of different acids on the neutral iodate 
ef potash, acid iodates of that base, or bi-iodate, and tri-iodate of potash. 
Meeting of the 14th of Dec. Mr Cordier made a very favourable report on a 
work of Messrs Lecoq and Bouillet, entitled Sketches and Sections of the Prin- 
_ eipal Geological Formations of the Department of Puy de Dome, accompanied 
_ with the description of the rocks which compose them. 
Mr Cassini made in his name, and that of Mr Flonrens, a report on a work 
