archosaur
noun Etymology: New Latin Archosauria, from Greek archōn + sauros lizard Date: 1933 any of a subclass (Archosauria) of reptiles comprising the dinosaurs, pterosaurs, and crocodilians • archosaurian adjective or noun

New Collegiate Dictionary. 2001.

Look at other dictionaries:

  • Archosaur — Taxobox name = Archosaurs fossil range = Early Triassic Recent image width = 250px image caption = Living archosaurs are crocodilians and birds. regnum = Animalia phylum = Chordata classis = Sauropsida subclassis = Diapsida infraclassis =… …   Wikipedia

  • archosaur — archosaurian, adj. /ahr keuh sawr /, n. any reptile of the subclass Archosauria, including the dinosaurs, pterosaurs, and crocodilians and characterized by two pairs of openings in the temporal region of the skull. [1965 70; < NL Archosaurus,… …   Universalium

  • archosaur — noun Any reptile of the taxon Archosauria; includes the extinct dinosaurs, plesiosaurs, pterosaurs and ichthyosaurs and the modern crocodiles …   Wiktionary

  • archosaur — [ α:kəsɔ:] noun Zoology & Palaeontology a reptile of a large group that includes the crocodilians together with the extinct dinosaurs and pterosaurs. Origin 1930s: from mod. L. Archosauria, from Gk arkhos chief or arkhōn ruler + saur …   English new terms dictionary

  • archosaur — ar·cho·saur …   English syllables

  • archosaur — pal ar•cho•saur [[t]ˈɑr kəˌsɔr[/t]] n. pal ram any reptile of the subclass Archosauria, including the dinosaurs, pterosaurs, and crocodilians • Etymology: 1965–70; < NL Archosaurus < Gk árcho(s) leader, ruler +saûr(os) saur …   From formal English to slang

  • archosaur — noun extinct reptiles including: dinosaurs; plesiosaurs; pterosaurs; ichthyosaurs; thecodonts • Syn: ↑archosaurian, ↑archosaurian reptile • Derivationally related forms: ↑archosaurian (for: ↑archosaurian) …   Useful english dictionary

  • Galtonia (archosaur) — Taxobox| name = Galtonia fossil range = Late Triassic regnum = Animalia phylum = Chordata subphylum = Vertebrata superclassis = Tetrapoda classis = Sauropsida subclassis = Diapsida unranked ordo = Archosauria unranked familia = Crurotarsi genus …   Wikipedia

  • List of dinosaurs — Mounted skeletons of Tyrannosaurus (left) and Apatosaurus (right) at the AMNH. This list of dinosaurs is a comprehensive listing of all genera that have ever been included in the superorder Dinosauria, excluding class Aves (birds, both living and …   Wikipedia

  • Longisquama — Taxobox name = Longisquama image width = 200px image caption = Illustration of Longisquama insignis fossil range = Early Triassic regnum = Animalia phylum = Chordata classis = Sauropsida subclassis = Diapsida unranked ordo = Avicephala? familia …   Wikipedia

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