MEMOIR OF LATREILLE. 33 
Latreille became a member of the Royal Aca- 
demy of Sciences in 1814, having succeeded his 
friend Olivier. His name was the first, as elected 
by the Academy, submitted to Louis XVIII. for his 
approbation on his return to France. He Avas like- 
wise, during the latter period of his life, elected an 
honorary member of most of the principal acade- 
mies of Europe, established for the promotion of 
physical science. In 1821, the king evinced his 
regard for him, and the sense he entertained of the 
value of his services, by conferring on him the dis- 
tinction of Chevalier of the royal order of the Legion 
of Honour. It was late, however, before he obtained 
such an appointment as his abihties and reputation 
may be considered as entitling him to hold. At 
last he was appointed to the Professorship of Ento- 
mology in the Museum of Natural History, a situa- 
tion which completely realized all his hopes and 
satisfied his ambition. He devoted himself to the 
duties of this office with unwearied zeal, and en- 
gaged in numerous laborious works, at a time when 
his health was beginning to fail, and would have 
required almost entire cessation from labour. 
One of the distinctions which he received towards 
the close of his life, and which he valued most 
highly, was that of being elected, under very flat- 
tering circumstances. Honorary President of the 
Entomological Society of France. This society may 
be said to have been formed, in a great measure, by 
his own pupils; those who had been attracted to 
the study, and guided in the prosecution of it by 
