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|Noun||1.||suborder Ornithomimida - lightly built medium-size theropods|
animal order - the order of animals
suborder Theropoda, Theropoda - carnivorous saurischian dinosaurs with short forelimbs; Jurassic and Cretaceous
ornithomimid - lightly built medium-sized dinosaur having extremely long limbs and necks with small heads and big brains and large eyes
genus Struthiomimus - small toothless saurischian dinosaurs; later Cretaceous period in Canada
genus Deinocheirus - a reptile genus of Ornithomimida