Haeckel, Ernst Heinrich Philipp August, 1834-1919, Bibliographisches Institut Leipzig · Leipzig und Wien : Verlag des Bibliographischen Instituts · leaf 199
Haeckel, Kunstformen der Natur. Tafel 41 Dorataspis, N" hr A N IN | WARE KOlmWlagNe TUN \ \W ES BER N AN Acanthophracta. — 2dunderltrablünge.
Zoology
Internet Archive · University of Illinois Urbana-Champaign · Public domain (published before 1931). Free to use for anything.
