coelurosaur

/ sɪˈljʊərəˌsɔː /

noun

1. any of various small to very large bipedal carnivorous saurischian dinosaurs belonging to the suborder Theropoda, active in the Triassic and Cretaceous periods; Tyrannosaurus was a coelurosaur, and birds are thought to have evolved from small coelurosaurs

Word History and Origins

Origin of coelurosaur¹

C20: from New Latin, from Greek koilos hollow + ouros tail + -saur

Example Sentences

When I took a road trip down to the Arizona Museum of Natural History in the fall of 2011, though, I only knew the diminutive biter as “the Zuni coelurosaur.”

From Scientific American

The coelurosaur here, though, was no tyrannical giant.

From Economist

Indeed, most of the non-coelurosaur taxa are left uncoded for lots of the Theropod Working Group coelurosaur characters.

From Scientific American