422 Zoological Proceedings of Societies. 



Reptiles, discovered hi England some years since, and named 

 Icthyosaurus. 



April 12. — M. Magendie communicated an observation which 

 he had recently made on the effects of the rupture of the great 

 commissure of the cerebellum, above the passage of the fifth pair. 

 The animal subjected to this experiment fell down on the side on 

 which the nervous tissue was divided, and the motions of its eyes 



lost their mutual agreement. M. Bosc made a verbal report 



relative to a Notice, by JV1. Fischer of Moscow, on an Insect 

 known in Persia by the name of Mianah. 



April 19. — M. Bailly read a Memoir, entitled, Researches upon 

 the Anatomy of the Brain of the Mole. 



April 26. — M. Gaillardot transmitted a Memoir, On the Fossil 

 Bones of the environs of Luneville ; and M. Rolando, of Turin, 



his Anatomical Researches on the Spinal Marrow. M. Bory 



de St. Vincent communicated his observations on the Spermatic 

 Animalcula, for which he proposed the generic name of 

 Zoospermes. 



May 3. — M. G. St. Hilaire read a new Memoir On the Nutri- 

 tion of the Marsupialia. M. Bailly read a Memoir, entitled, 



A Description of the filaments by means of which the Lophius 

 seizes Fish : M. Geoffroy made some remarks on the same sub- 

 ject, and reminded the Academy that the Lophius also catches 

 fish by artifice. 



May 10. — M. Cuvier made a verbal report on several Memoirs, 

 which had been presented in manuscript, but which had since 

 been printed by their respective authors. These were the Me- 

 moirs by M. Flourens, On the Functions of the different parts of 

 the Nervous System ; those of M. Desmoulins, On the Anatomical 

 Relations of that System y'and lastly, a Memoir by M. Bailly, 

 entitled, A Treatise on the Comparative Anatomy and Physi- 

 ology of the Nervous System, in the four classes of Vertebrated 

 Animals. 



May 17. — M. G. St. Hilaire communicated a report on the 

 Memoir of M. Bailly, concerning the Lophius. He commenced 

 by shewing, that Aristotle was acquainted with the habits of this 



