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单词 deinonychosaur
释义

deinonychosaur

/dʌɪˈnɒnɪkəsɔː/
Palaeontology
noun
Any of various carnivorous theropod dinosaurs constituting the Cretaceous infraorder Deinonychosauria, characterized by a large recurved claw on the second toe, and many bird-like features that may have included feathers.
  • The group comprises the families Dromaeosauridae (which includes Velociraptor, Deinonychus, and their relatives) and Troodontidae..

Origin

1960s. From Deinonychus + -o- + -saur, after scientific Latin Deinonychosauria, infraorder name.

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更新时间:2024/9/21 22:26:55