genus Stenopterygius

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Noun1.genus Stenopterygius - a reptile genus of Ichthyosauridae
reptile genus - a genus of reptiles
family Ichthyosauridae, Ichthyosauridae - later ichthyosaurs of the Jurassic and Cretaceous; widely distributed in both hemispheres
stenopterygius, Stenopterygius quadrisicissus - an ichthyosaur of the genus Stenopterygius
References in periodicals archive ?
Using the same sort of equations with which' engineers analyze fluid flow around boats and aircraft, Motani found that species in the ichthyosaur genus Stenopterygius had an optimal cruising speed of about 1 meter per second.