单词 | ornithomimid |
释义 | ornithomimidadj.n. Palaeontology. A. adj. Of, relating to, or designating dinosaurs of the theropod family Ornithomimidae of the late Jurassic and Cretaceous periods, members of which (such as ornithomimus) were bipedal with a slender, somewhat ostrich-like body. Cf. ornithomimosaur n. ΚΠ 1919 Science 24 Oct. 394/2 An Ornithomimid dinosaur in the Potomac of Maryland. 1979 Paleobiology 5 290 Osborn..compared Tyrannosaurus with its ornithomimid relatives and was in no doubt that it too was modified for speed. 1998 Amer. Mus. Novitates No. 3247. 1/2 A more definite taxonomic assessment must await a thorough revision of ornithomimid phylogeny. B. n. A dinosaur of the family Ornithomimidae. ΚΠ 1922 Bull. Amer. Mus. Nat. Hist. 46 371 This could not possibly lead into such a specialized type as is seen in the deinodonts and ornithomimids. 1985 D. Norman Illustr. Encycl. Dinosaurs 48/2 Since ornithomimids were defenceless, they would have relied upon their sprinting abilities..to avoid predators. 2001 Times 30 Aug. 9/1 Research has shown that the large creatures, known as ornithomimids, had fleshy, comb-like tissue inside their bills that worked as efficient straining devices. This is a new entry (OED Third Edition, September 2004; most recently modified version published online March 2022). < adj.n.1919 |
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