Lithograph of a fossil ichthyosaur skeleton laid horizontally on a pale page, with long jaws, spine and paddle-like flippers, plus a printed caption and fold creases.

Ichthyosaurus chiroligostinus skeleton, lithograph by H. O'Neill, 1834

A monochrome lithograph of a fossilised ichthyosaur skeleton, shown laid out horizontally across a pale page, with long jaws, vertebrae, and paddle-like flippers visible. A small printed caption in capitals runs along the lower left, and the sheet shows vertical fold creases.

Artist: Henry O'Neill
Date: [1834]
Medium: Lithographs
Source: Wellcome Collection
Size: 4000 × 1583 px

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Public domain · Wellcome Collection marks it Public Domain Mark; made by 1834.
Rights checked 2026-11-05 · tier A · as stated by the source: Public Domain Mark (Wellcome Collection)

Credit (appreciated, not required for public-domain works): Wellcome Collection

19th century 1830s 1834 lithograph natural history print paleontology fossil skeleton vertebrae henry o'neill ichthyosaurus monochrome