Bibliography
Agassiz, A. 1838. Anhang. In: Tschudi, J. J. v. (Ed.), Classification der Batrachier. Petitpierre [Neuchâtel], 2 unnumbered pages.
Agassiz, A. 1838. Anhang. In: Tschudi, J. J. v. (Ed.), Classification der Batrachier. Petitpierre [Neuchâtel], 2 unnumbered pages.
