Shuckard.—British bees.
Kirby and Spence.—Introduction to Entomology.
Girdwoyn.—Anatomie et physiologie de l'abeille.
Cheshire (F.).—Diagrams on the anatomy of the Honey bee.
Gundelach.—Die Naturgeschichte der Honigbiene.
Büchner (L.).—Geistes Leben der Thiere.
Bütschli (O.).—Zur Entwicklungsgeschichte der Biene.
Haviland (J.D.).—The social instincts of bees, their origin and natural selection.
4° MONOGRAPHIES PARTICULIÈRES
ORGANES, FONCTIONS, TRAVAUX, ETC.