The Butterfly Book: A Popular Guide to a Knowledge of the Butterflies of North America
(Reklamlänk)
I. The Life-History and Anatomy of Butterflies The Eggs of Butterflies. Caterpillars: Structure, Form, Color, etc.; Moults; Food of Caterpillars; Duration of Larval State; Transformation. The Pupa, or Chrysalis: The Form of Chrysalids; Duration of Pupal Life; The Transformation from the Chrysalis to
