amphibia
amphibia
(æmˈfɪbɪə)n
the amphibians considered collectively
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
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| Noun | 1. |  amphibia - the class of vertebrates that live on land but breed in water; frogs; toads; newts; salamanders; caeciliansamphibian - cold-blooded vertebrate typically living on land but breeding in water; aquatic larvae undergo metamorphosis into adult form genus Hynerpeton, Hynerpeton - earliest fossil amphibian ever found; of the Devonian; found in Pennsylvania genus Ichthyostega - second earliest fossil amphibian ever found; of the Devonian; found in Greenland order Stegocephalia, Stegocephalia - in former classifications a division of class Amphibia comprising all pre-Jurassic and some later extinct large salamandriform amphibia class - (biology) a taxonomic group containing one or more orders |
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Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005