Fitxer:Haeckel frogs text.jpgDescriptionHaeckel frogs text.jpg Full text description (in German) of: See there for English translation. Date 1904 Source Kunstformen der Natur (1904)
Fitxer:Haeckel frogs big spots.jpgassociation between image and text). But in the meantime it's more visible than the tiny labels on the Haeckel_frogs_with_labels.jpg This is duplicated on en
Fitxer:Haeckel Batrachia.jpgDescriptionHaeckel Batrachia.jpg Notodelphys ovifera (Weinland) = Gastrotheca ovifera (Lichtenstein & Weinland, 1854) Hyla meridionalis (Boulenger) =
Fitxer:Haeckel frogs with labels.jpgDescriptionHaeckel frogs with labels.jpg Notodelphys ovifera (Weinland) = Gastrotheca ovifera (Lichtenstein & Weinland, 1854) Hyla meridionalis (Boulenger)
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