English to English Dictionary -ichthyosaur

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Ichthyosaur :: Ichthyosaur (n.) One of the Ichthyosaura.

Ichthyosauri :: Ichthyosauri (pl. ) of Ichthyosauru.

Ichthyosauria :: Ichthyosauria (n. pl.) An extinct order of marine reptiles, including Ichthyosaurus and allied forms; -- called also Ichthyopterygia. They have not been found later than the Cretaceous period..

Ichthyosaurian :: Ichthyosaurian (a.) Of or pertaining to the Ichthyosauria.

Ichthyosaurian :: Ichthyosaurian (n.) One of the Ichthyosauria.

Ichthyosaurus :: Ichthyosaurus (n.) An extinct genus of marine reptiles; -- so named from their short, biconcave vertebrae, resembling those of fishes. Several species, varying in length from ten to thirty feet, are known from the Liassic, Oolitic, and Cretaceous formations..