- tetrapods
- Zoologyநான்கு காலிகள், நாற்கால் விலங்குகள்
English-Tamil dictionary. 2014.
tetrapods
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tetrapods — n. organism having four legs … English contemporary dictionary
Carboniferous tetrapods — include amphibians and reptiles that lived during the Carboniferous Period.During this time, amphibians (including many extinct groups unrelated to modern forms, referred to as basal tetrapods ) were the predominant tetrapods, and included the… … Wikipedia
Permian tetrapods — were amphibians and reptiles that lived during the Permian Period.During this time, amphibians remained common, including various Temnospondyli and Lepospondyli. Synapsids became the dominant type of animal, represented by the Pelycosaurs during… … Wikipedia
Tetrapod — Taxobox name = Tetrapods fossil range = Late Devonian to Recent image width = 200px image caption = A Fire Salamander. regnum = Animalia phylum = Chordata subphylum = Vertebrata superclassis = Tetrapoda superclassis authority = Broili, 1913… … Wikipedia
muscle — muscleless, adj. muscly, adj. /mus euhl/, n., v., muscled, muscling, adj. n. 1. a tissue composed of cells or fibers, the contraction of which produces movement in the body. 2. an organ, composed of muscle tissue, that contracts to produce a… … Universalium
Temnospondyli — Temnospondyls Temporal range: Early Carboniferous Early Cretaceous, 330–120 Ma Possible descendant taxon Lissamphibia survives to present … Wikipedia
amphibian — /am fib ee euhn/, n. 1. any cold blooded vertebrate of the class Amphibia, comprising frogs and toads, newts and salamanders, and caecilians, the larvae being typically aquatic, breathing by gills, and the adults being typically semiterrestrial,… … Universalium
Cladistics — For the scientific journal, see Cladistics (journal). Part of a series on Evolutionary Biology … Wikipedia
Diadectidae — Temporal range: Late Carboniferous – Early Permian, 305–271 Ma … Wikipedia
endocrine system — Group of ductless glands that secrete hormones necessary for normal growth and development, reproduction, and homeostasis. The major endocrine glands are the hypothalamus, pituitary, thyroid, islets of Langerhans, adrenals, parathyroids, ovaries … Universalium
Life Sciences — ▪ 2009 Introduction Zoology In 2008 several zoological studies provided new insights into how species life history traits (such as the timing of reproduction or the length of life of adult individuals) are derived in part as responses to… … Universalium
