Ox-tongue plant (Picris echioides) with an associated beetle and its anatomical segments. Coloured etching, c. 1830.

    Date:
    1 July 1830
    Reference:
    24054i

    Licence: Public Domain Mark

    Credit: Ox-tongue plant (Picris echioides) with an associated beetle and its anatomical segments. Coloured etching, c. 1830. Wellcome Collection. Source: Wellcome Collection.

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