ichthyosaur

noun

ich·thyo·saur ˈik-thē-ə-ˌsȯr

: any of an order (Ichthyosauria) of extinct marine reptiles of the Mesozoic specialized for aquatic life by a streamlined body with a long snout, limbs reduced to small fins for steering, and a large lunate caudal fin

ichthyosaurian

ˌik-thē-ə-ˈsȯr-ē-ən

adjective or noun

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The largest ichthyosaur skeleton so far was found in British Columbia, Canada, measured 21 meters, and belonged to a particularly massive ichthyosaur called Shonisaurus sikanniensis. —

Jacek Krywko, Ars Technica, 18 Apr. 2024 The end-Triassic mass extinction was not the end of all ichthyosaurs, though. —

Jacek Krywko, Ars Technica, 18 Apr. 2024 At the same time that Lomax and his team were confirming the species of ichthyosaur in the U.K., a graduate student in Germany was examining bone fragments from around the world to confirm the internal bone structure of all ichthyosaurs. —

Irene Wright, Miami Herald, 18 Apr. 2024 During the Rhaetian, gigantic ichthyosaurs swam while dinosaurs walked on land. —

Laura Baisas, Popular Science, 17 Apr. 2024 See all Example Sentences for ichthyosaur