Dinosaur fossils & 3D skeletons › Ichthyosaurus

Ichthyosaurus Fossil & 3D Skeleton

Ichthyosaurus communis

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Age

Jurassic, about 205.7–174.7 million years ago

Found in

UK, Belgium, Switzerland

Length

1.8 m

Height

0.3 m

Group

Ichthyosaurs (marine reptiles, not dinosaurs)

How this 3D skeleton was made

51% of bone shapes (414 of 818) were built from photos or figures of this species' own fossils; the rest are 42 borrowed from close relatives and 362 estimated.

From this species 414Borrowed from relatives 42Estimated 362

Bones known from fossils

207 of 818 bones are known from fossils. 611 have no record.

Known 207Filled in 0No record 611

Tap a bone on the 3D page to see where each bone shape came from.

Sources

• 3D skeleton: A reconstruction created on this site using freely usable resources (scientific papers, out-of-copyright books, and Wikimedia photos) (2026-10-05). Of the 818 bones (excluding teeth), 414 were modeled from photographs, drawings, and dimensions of actual fossils of this species; 42 were adapted in size by borrowing bone shapes from close relatives; and 362 were estimated. Sources used: Conybeare 1824 Transactions of the Geological Society of London ser. 2, 1:381-389 (Wikimedia Commons PDF; original at doi:10.1144/transgslb.1.2.381) (out of copyright (1824; Commons also marks as Public domain)) / Sollas 1916 Philosophical Transactions of the Royal Society B 208:63 (archive.org/details/philtrans03182391) (out of copyright (published before 1929; author died in 1936)) / Wikimedia Commons (authors listed in figures.json) (CC BY 4.0 / CC BY-SA 3.0 / CC BY-SA 4.0 / CC0).
• Discovered bones: 207 bones are noted in literature as found fossilized or visible in photographs (the rest have not been found, or cannot be determined from the sources).

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