Thanks for using this online dictionary, we have been helping millions of people improve their use of the english language with its free online services. English definition of ichthyosauria is as below...

Enaliosauria :: Enaliosauria (n. pl.) An extinct group of marine reptiles, embracing both the Ichthyosauria and the Plesiosauria, now regarded as distinct orders..

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

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..

Ichthyopterygia :: Ichthyopterygia (n. pl.) See Ichthyosauria.

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

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