Blue Iris, caterpillar and beetle, by Barbara Regina Dietzsch

An image of Blue Iris (germanica) caterpillar and red backed beetle. Dietzsch, Barbara Regina (German, 1706-1783). Bodycolour and watercolour on prepared black ground within gold border, on vellum, height 286 mm, width 204 mm.

Terms of use

The low-resolution images published on this Website are made available under a Creative Commons Attribution licence (CC BY-NC-ND). For more details: Fitzwilliam Terms of Use

This licence does not include any images of works that are still in copyright. Artistic copyright extends from the life of the artist to 70 years from the end of the calendar year in which the artist died.

Download this image

For further information on use of images or to license a high resolution version, please contact our image library who can discuss terms and fees.

Blue Iris (germanica) caterpillar and red backed beetle. Dietzsch, Barbara Regina (German, 1706-1783). Bodycolour and watercolour on prepared black ground within gold border, on vellum, height 286 mm, width 204 mm.

Image data

Accession Number: PD.328-1973
Photograph copyright © The Fitzwilliam Museum, Cambridge.
Aperture: f/22.0
Focal length: 80
Camera: Hasselblad H4D-31
Photographer name: Andrew Norman
Image height: 1025 pixels
Image width: 745 pixels
Processed with: Adobe Photoshop Lightroom 5.0 (Windows)
Filesize: 533.36kB
Exposure time: 1/125
ISO Speed: 100
Fnumber: 22/1
Captured: 2016:01:08 15:46:56

Key words

18th Century Barbara Regina Dietzsch beetles blue bodycolour botanical bugs caterpillars Dietzsch drawing Fitz_PDP floral flowers German insects Iridaceae iris Irises plants vellum watercolour

Citation for print

This page can be cited in the Harvard Bibliographic style using the text below:


            The Fitzwilliam Museum (2025)
            "Blue Iris, caterpillar and beetle, by Barbara Regina Dietzsch"
            Web page available at: https://collection.beta.fitz.ms/id/image/media-1600139220 Accessed: 2025-12-05 11:36:19

Citation for Wikipedia

To cite this page on Wikipedia you can use this code snippet:


            {{cite web|url=https://collection.beta.fitz.ms/id/image/media-1600139220
            |title=Blue Iris, caterpillar and beetle, by Barbara Regina Dietzsch
            |author=The Fitzwilliam Museum|accessdate=2025-12-05 11:36:19|publisher=The
            University of Cambridge}}

API call for this record

To call these data via our API (remember this needs to be authenticated) you can use this code snippet:

https://collection.beta.fitz.ms/api/v1/images/media-219067

Bootstrap HTML code for reuse

To use this as a simple code embed, copy this string:

<div class="text-center">
    <figure class="figure">
        <img src="https://data.fitzmuseum.cam.ac.uk/imagestore/pdp/pdp82/PD_328_1973_201601_adn21_dc2.jpg"
        alt="Blue Iris (germanica) caterpillar and red backed beetle"
        class="img-fluid" />
        <figcaption class="figure-caption text-info">Blue Iris, caterpillar and beetle, by Barbara Regina Dietzsch</figcaption>
    </figure>
</div>