Ernst Haeckel - Hepaticae (Lebermoose), Botanical Illustrations
Ernst Haeckel - Hepaticae (Lebermoose), Botanical Illustrations
Ernst Haeckel - Discomedusae (Scheibenquallen), Botanical Illustrations
Ernst Haeckel - Discomedusae (Scheibenquallen), Botanical Illustrations
Ernst Haeckel - Ascidiae (Seescheiden), Botanical Illustrations
Ernst Haeckel - Ascidiae (Seescheiden), Botanical Illustrations
Ernst Haeckel - Trochilidae (Kolibris), Botanical Illustrations
Ernst Haeckel - Trochilidae (Kolibris), Botanical Illustrations
Ernst Haeckel - Muscinae (Laubmoose), Botanical Illustrations
Ernst Haeckel - Muscinae (Laubmoose), Botanical Illustrations
Ernst Haeckel - Filicinae (Laubfarne), Botanical Illustrations
Ernst Haeckel - Filicinae (Laubfarne), Botanical Illustrations