subclass Anapsida

subclass Anapsida
noun
oldest known reptiles; turtles and extinct Permian forms
Syn: ↑Anapsida
Hypernyms: ↑class
Member Holonyms: ↑Reptilia, ↑class Reptilia
Member Meronyms:

Useful english dictionary. 2012.

Look at other dictionaries:

  • Anapsida — noun oldest known reptiles; turtles and extinct Permian forms • Syn: ↑subclass Anapsida • Hypernyms: ↑class • Member Holonyms: ↑Reptilia, ↑class Reptilia • Member Meronyms …   Useful english dictionary

  • Reptile — Taxobox fossil range = Carboniferous Recent name = Reptiles image width = 251px image caption = A Rhinoceros Iguana, Cyclura cornuta regnum = Animalia phylum = Chordata subphylum = Vertebrata classis = Reptilia classis authority = Laurenti, 1768… …   Wikipedia

  • class Reptilia — noun class of cold blooded air breathing vertebrates with completely ossified skeleton and a body usually covered with scales or horny plates; once the dominant land animals • Syn: ↑Reptilia • Derivationally related forms: ↑reptilian (for:… …   Useful english dictionary

  • Reptilia — noun class of cold blooded air breathing vertebrates with completely ossified skeleton and a body usually covered with scales or horny plates; once the dominant land animals • Syn: ↑class Reptilia • Derivationally related forms: ↑reptilian •… …   Useful english dictionary

  • anapsid — /euh nap sid/, adj. 1. belonging or pertaining to the Anapsida, a subclass of reptiles, extinct except for the turtles, characterized by having no opening in the temporal region of the skull. n. 2. a reptile of the subclass Anapsida. Cf. diapsid …   Universalium

  • vertebrate — /verr teuh brit, brayt /, adj. 1. having vertebrae; having a backbone or spinal column. 2. belonging or pertaining to the Vertebrata (or Craniata), a subphylum of chordate animals, comprising those having a brain enclosed in a skull or cranium… …   Universalium

  • Chordate — Chordata Temporal range: Early Cambrian – Recent, 540–0 Ma …   Wikipedia

  • Skull — For other uses of Skull , see Skull (disambiguation). Cranium redirects here. For other uses, see Cranium (disambiguation). Volume rendering of a Mouse skull The skull is a bony structure in the head of many animals that supports the str …   Wikipedia

  • Mata mata — Temporal range: Pliocene–Recent …   Wikipedia

  • Diamondback terrapin — hand colored lithograph from Holbrook s North American Herpetology (1842) Conservation status …   Wikipedia

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