Stenopterygius quadrisicissus

Thesaurus

Noun	1.Stenopterygius quadrisicissus - an ichthyosaur of the genus Stenopterygiusstenopterygiusichthyosaur - any of several marine reptiles of the Mesozoic having a body like a porpoise with dorsal and tail fins and paddle-shaped limbsgenus Stenopterygius - a reptile genus of Ichthyosauridae