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ichthyosaur

Line breaks: ich¦thyo|saur
Pronunciation: /ˈɪkθɪəsɔː
 
/
(also ichthyosaurus /ˌɪkθɪəˈsɔːrəs/)

Definition of ichthyosaur in English:

noun

A fossil marine reptile of the Mesozoic era, resembling a dolphin with a long pointed head, four flippers, and a vertical tail.
Example sentences
  • They included the great marine reptiles such as ichthyosaurs and plesiosaurs, but also smaller creatures such as ammonites and belemnites - the precursor's of today's squid.
  • Vertebrate remains include isolated skeletal elements and tooth plates of palaeonisciform and actinopterygian fish, as well as body fossils of ichthyosaurs and other marine reptiles.
  • More distantly related to true dinosaurs were the marine plesiosaurs and ichthyosaurs.

Origin

mid 19th century: from ichthyo- 'fish' + Greek sauros 'lizard'.

Definition of ichthyosaur in:

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