sentences:  During these trips he studied termites, and became one of the great specialists on these insects.In 1935, he became an Assistant Professor at the Université de Paris where he worked alongside Germaine Cousin (1896–1992), and received the Prix Gadeau de Kerville de la Société entomologique de France for his work on orthoptera and termites.In 1939 he chaired the Société zoologique de France and in 1941 the Société entomologique de France.