194 



Bulletin de la Societe Geologique de France. Tome ix. Feuilles 

 1-5. — By the Society. 



Recherches Historiques de Statistiques sur la Population de Geneve. 

 Par Edouard Mallet. — By the Author. 



Researches into the Cause of Voltaic Electricity. By Mons. Au- 

 guste De la Rive. — By the AtUhor. 



De rinfluence qu'exerce la Chaleur sur la Facilite que le Courant 

 Electrique possede a passer d'une liquide dans un Metal. Par 

 M. la Professeur A. de la Rive. — By the Author, 



Proceedings of the Royal Society. Nos. 28, 29, 30. 



Address of his Royal Highness the Duke of Sussex, K. G., the Pre- 

 sident, read at the Anniversary Meeting of the Royal Society 

 on November 30. 1837. 



Address to her Majesty, referred to in the Address of his Royal 

 Highness the President of the Royal Society. 



Philosophical Transactions of the Royal Society of London, for the 

 year 1837. Parts 1 and 2. 



List of the Fellows of the Royal Society for the year 1837. 



Astronomical Observations made at the Royal Observatory, Green- 

 wich, in the year 1836, under the direction of George Biddell 

 Airy, Esq. M. A. Astronomer-Royal — By the Royal Society, 



The Mathematical Journal of Cambridge. Nos. 1 and 2 — By the 

 Editor. 



Malacologia Monensis. A Catalogue of the Mollusca inhabiting 

 the Isle of Man and the neighbouring sea. By Edward For- 

 bes, President of the Royal Physical Society of Edinburgh, 

 &c. &c. — By the Author, 



The following Communications were made : 



1. Notice regarding a New British Species of Coregonus. 

 By Dr Parnell. (See Plate.) 



It was stated by Dr Parnell, that in Lochlomond are found two 

 species of Coregonus, one of which he believes to be an unde- 

 scribed species, and the other, which was first noticed by Lacepede 

 under the name of Coregonus Clupeoide, has been confounded by 

 British naturalists with the Coregonus Laveretus, or Ulswater Gwy- 



niard. 



From Lacepede's short and imperfect description of the Core- 

 gonus Clupeoide of Lochlomond, and as two species are now found 

 inhabiting the same locality, it is impossible to state with a cer- 

 tainty as to which of the species Le alludes ; therefore the name of 



