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Monolophosaurus, a tetanuran
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tetanuran ‎(plural tetanurans)

  1. Any theropod dinosaur of the clade Tetanurae, all theropods that are more closely related to modern birds than to the genus Ceratosaurus.
    • 1999 June 25, Paul C. Sereno, “The Evolution of Dinosaurs”, in Science[1], volume 284, number 5423, DOI:10.1126/science.284.5423.2137, pages 2137-2147:
      The oldest tetanuran, the crested allosauroid Cryolophosaurus, was discovered in Lower Jurassic rocks on Antarctica and is quite similar to allosauroids from Upper Jurassic rocks on several continents.


tetanuran ‎(not comparable)

  1. Of or pertaining to the dinosaurs of the clade Tetanurae.
    • 1998 May 15, Scott D. Sampson et al., “Predatory Dinosaur Remains from Madagascar: Implications for the Cretaceous Biogeography of Gondwana”, in Science[2], volume 280, number 5366, DOI:10.1126/science.280.5366.1048, pages 1048-1051:
      During Late Cretaceous times, the top predators in most Laurasian terrestrial ecosystems were the large-bodied tyrannosaurids, which suggests that this tetanuran clade may have originated after the split between Laurasia and Gondwana.