Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun Any of various theropod dinosaurs of the group Tetanurae of the Jurassic and Cretaceous Periods, characterized by a stiff tail and large grasping hands with three digits, and including the carnosaurs and coelurosaurs.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun Any theropod dinosaur of the clade Tetanurae, defined as all theropods that are more closely related to modern birds than to the genus Ceratosaurus
  • adjective Of or pertaining to the dinosaurs of the clade Tetanurae.

Etymologies

from The American Heritage® Dictionary of the English Language, 4th Edition

[From New Latin Tetanūrae, group name : Greek tetanos, rigid; see ten- in Indo-European roots + Greek ourā, tail; see ors- in Indo-European roots.]

Examples

  • Rather, Aerosteon represents a distinctive basal tetanuran lineage that has survived into the Late Cretaceous on South America and is possibly linked to the allosauroid radiation of the Jurassic.

    ScienceBlogs Channel : Life Science

  • It’s some kind of peculiar, gracile tetanuran, and is due to be studied as part of a larger project on Jurassic theropods.

    Archive 2006-12-01

  • It’s some kind of peculiar, gracile tetanuran, and is due to be studied as part of a larger project on Jurassic theropods.

    Obscure dinosaurs of the Kimmeridge Clay

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