Ce livre d taille la famille des ph m rines d'un point de vue naturaliste. Il est le deuxi me volume de la s rie Histoire naturelle g n rale et particuli re des insectes Neuropt res et offre une perspective unique sur ces insectes fascinants. This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work is in the "public domain in the United States...