MEMOIR OF LATREILLE. 35 
that, as being the object of the most assiduous and 
tender care, he was happy in spite of his sufferings 
and infirmities. This devoted affection was never 
for an instant relaxed, and he saw renewed, in his 
own case, that beautiful example of filial piety 
which he had so often witnessed in the same place 
which he himself inhabited in his turn. In fact, in 
the very same house, the tenderness of a daughter 
had prolonged the days of a blind and infirm father. 
This old man w^as De Lamarck, the friend of M. 
Latreille, whom he succeeded, and whom he called 
his adopted father, when taking a last farewell of 
him when he was on the brink of the grave." 
But his increasing debility did not prevent him 
altogether from prosecuting his favourite occupation. 
In fact, several memoirs on insects, and no incon- 
siderable portion of his last work, the " Cours d'En- 
tomologie," w^ere written as he lay in bed propped 
up with pillows. Even in the beginning of the 
week on which he died, eager to withdraw his 
mind, if possible, from his sufferings by engaging 
in study, he corrected the proofs of his last produc- 
tion, namely, a description of a new genus of Crus- 
tacea, which he named Prosopistonie. But this 
could not last ; nature at length gave way, and he 
died on the morning of the 6th February, 1832, 
aged seventy years and three months. 
Among the many individuals and learned societies 
who bewailed Latreille's death, the Entomological 
Society claimed the preference in doing honour to 
their late president. It was determined that the 
