| Dictionary, Encyclopedia and Thesaurus - The Free Dictionary 1,811,628,641 visitors served. |
|
Dictionary/ thesaurus | Medical dictionary | Legal dictionary | Financial dictionary | Acronyms | Idioms | Encyclopedia | Wikipedia encyclopedia | ? |
coelurosaur |
Also found in: Encyclopedia, Wikipedia | 0.03 sec. |
|
coelurosaur [sɪˈljʊərəˌsɔː] n (Earth Sciences / Palaeontology) 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 [from New Latin, from Greek koilos hollow + ouros tail + -saur] How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
|
| ? Mentioned in | ? References in periodicals archive | |
|---|---|---|
| Now, it appears that tyrannosaurs evolved much earlier than that, from a group of small, meat-eating dinos called coelurosaurs. rex and its cousins evolved much earlier, from a line of small, meat-eating coelurosaurs. Many paleontologists speculate that modern-day birds emerged from Coelurosaur rootstock, an idea bolstered by recent finds in China of early Cretaceous fossils of what were apparently feathered Coelurosaurs (SN: 4/28/01, p. |
| Dictionary, Thesaurus, and Translations |
| Free Tools: |
For surfers:
Free toolbar & extensions |
Word of the Day |
Help
For webmasters: Free content | Linking | Lookup box | Double-click lookup | Partner with us |
|---|