genus Ichthyosaurus

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Noun1.genus Ichthyosaurus - type genus of the Ichthyosauridae
reptile genus - a genus of reptiles
family Ichthyosauridae, Ichthyosauridae - later ichthyosaurs of the Jurassic and Cretaceous; widely distributed in both hemispheres
ichthyosaurus - ichthyosaurs of the Jurassic
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References in periodicals archive ?
Although pieces have been added to the fossil to reconstruct the specimen, the mother, an Ichthyosaurus somersetensis from about 200 million years ago in the early Jurassic period, was roughly 10 feet long - making her the "largest unequivocal example of the genus Ichthyosaurus."
This group includes the genus Ichthyosaurus, to which the pregnant specimen in question belongs.