Stenopterygius
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Stenopterygius is an extinct genus of thunnosaur ichthyosaur known from Europe.
Stenopterygius
Life restoration of a juvenile Stenopterygius sp.
S. triscissus specimen
1921 restoration by Charles R. Knight
Ichthyosauria
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Ichthyosauria is an order of large extinct marine reptiles sometimes referred to as "ichthyosaurs", although the term is also used for wider clades in which the order resides.
Ichthyosauria
An ichthyosaur and plesiosaur by Édouard Riou, 1863. This old representation of a plesiosaur lifting its head is not accurate and physically impossible.
The skull of specimen NHMUK PV R1158 found by Joseph Anning in 1811
The torso of specimen NHMUK PV R1158 found by Mary Anning in 1812