— 114 — 



qu'il a été le fondateur du genre EJiynchonella, un des 

 meilleurs et plus importants genres parmi les Brachiopodes. 

 Veuillez agréer, Monsieur le Chevalier, l'expression de ma 

 considération distinguée. 



Tlis. Davidson. 



F. R. S.— F. E. S. etc. 



59) De M-r. Frédéric Lanzia Duc de Brolo de Paler- 

 me avec sa carte photographique. 



c. Lettres en langue anglaise. 



60) Du Président de la Société Royale de Londres. 



(Mons. le D-r. Renard, etc.). 



The Royal Society, 



Burlington House. London. W. 



July 31,-1875. 

 Sir, 



I have the honour of informing you tliat your annonce- 

 ment of the approaching celebration of the fiftieth anniver- 

 sary of the graduation of your President, Chevalier Alexandre 

 Fischer de Waldheim, has been laid before the President of 

 the Royal Society. 



I am requested by the President of this Society to convey 

 to you an expression of his most cordial congratulations, 

 and at the same time the assurance of the high estimation 

 in which the valuable and'extensive labours of your illustri- 

 ous President are held in this country. 



I have the honour to be, Sir, your obedient servant 



A. B. Belnennton. 

 Foreign Secretary, R. S. 



61) De la Société Royale d'Édinbourg. 



Royal Society, Edinburgh. 

 19 August, 1875. 

 : Sir, 



On the part of the Royal Society of Edinburgh I have the 

 honour to acknowledge the receipt of your communication 



