noun Etymology: New Latin Labyrinthodontia, from Greek labyrinthos + odont-, odous tooth — more at tooth Date: circa 1852 any of a superorder (Labyrinthodontia) of extinct amphibians of the late Paleozoic and early Mesozoic typically having bodies resembling salamanders or crocodiles and considered to be the earliest tetrapod vertebrates • labyrinthodont adjective

New Collegiate Dictionary. 2001.

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  • Labyrinthodont — Lab y*rin tho*dont, a. (Paleon.) Of or pertaining to the {Labyrinthodonta}. n. One of the {Labyrinthodonta}. [1913 Webster] …   The Collaborative International Dictionary of English

  • labyrinthodont — /lab euh rin theuh dont /, n. 1. any member of several orders of small to large lizardlike terrestrial and freshwater amphibians, some ancestral to land vertebrates, forming the extinct subclass Labyrinthodonta that flourished from the Devonian… …   Universalium

  • labyrinthodont — a type of tooth with a complex infolding of dentine (an outer enamel layer may also be present) forming a labyrinthine pattern that can be seen in cross sections. Found in Crossopterygii and primitive Amphibia. A pulp cavity is not always present …   Dictionary of ichthyology

  • labyrinthodont — 1. adjective Having teeth with a labyrinthine (maze like) internal structure 2. noun Any extinct amphibian of the subclass Labyrinthodontia …   Wiktionary

  • labyrinthodont — lab·y·rin·tho·dont …   English syllables

  • labyrinthodont — noun an amphibian of the superorder Labyrinthodontia • Hypernyms: ↑amphibian • Member Holonyms: ↑Labyrinthodontia, ↑superorder Labyrinthodontia, ↑Labyrinthodonta, ↑superorder Labyrinthodonta …   Useful english dictionary

  • Labyrinthodontia — Labyrinthodont (Greek, maze toothed ) is an obsolete term for any member of an extinct superorder or subclass (Labyrinthodontia) of amphibians, which constituted some of the dominant animals of Late Paleozoic and Early Mesozoic times (about 350… …   Wikipedia

  • List of creatures in Primeval — The following is a complete list of creatures from the universe of ITV science fiction television series Primeval and also any spin off merchandise. The series includes various imaginary species which are not native to the series setting, with… …   Wikipedia

  • Skull roof — The full complement of of bones of the tetrapod skull roof, as seen in the labyrinthodont Xenotosuchus The skull roof , or the roofing bones of the skull are a set of bones covering the brain, eyes and nostrils in bony fishes and all land living… …   Wikipedia

  • Temnospondyli — Temnospondyls Temporal range: Early Carboniferous Early Cretaceous, 330–120 Ma Possible descendant taxon Lissamphibia survives to present …   Wikipedia

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