Skip to content

Please be aware that some material may contain words, descriptions or illustrations which will not reflect current scientific understanding and may be considered in today's context inaccurate, unethical, offensive or distressing.


Plate 10, figures 1-14 showing the form of various bones of the hylaeosaurus, including the dermal spine, ribs, coracoid, phalanges, and humerus. Inscribed with title, publication, and plate details. Graphite inscription across the top reads 'Lithograph'. A graphite inscription to the left of figure 5 reads 'The Engraver should place this in a better situation on the plate. It may be placed at θ and the ribs put lower down in the Plate'. Signed in ink bottom left 'G. A. Mantell delt. 1841.'

Subject: Palaeontology

Published in Philosophical Transactions as part of paper titled 'Memoir on a portion of the lower jaw of the iguanodon, and on the remains of the hylæosaurus and other saurians, discovered in the strata of Tilgate Forest, in Sussex' by Gideon Algernon Mantell.

Received by the Royal Society on 8 February 1841. Read 18 February 1841.

Reference number
Earliest possible date
01 January 1841
Physical description
Ink on paper
Page extent
1 page

Creator name

Gideon Algernon Mantell

View page for Gideon Algernon Mantell

Use this record


Gideon Algernon Mantell, Drawings, 'Hylaeosaurus' by G A [Gideon Algernon] Mantell, 01 January 1841, PT/75/1/9, The Royal Society Archives, London,, accessed on 15 June 2024

Link to this record

Embed this record

<iframe src="" title="Drawings, 'Hylaeosaurus' by G A [Gideon Algernon] Mantell" allow="fullscreen" frameborder="0" width="100%" height="500px"></iframe>

Related Fellows

Explore the collection

  • Philosophical Transactions

    Dates: 1802-1865

    The 'Philosophical Transactions' collection comprises manuscript versions of papers published in The Philosophical Transactions of the Royal Society, the world’s first and longest continuously running journal dedicated to science.

    View collection