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Tetrapoda

Tetrapoda In some classifications, a superclass of jawed chordates (Gnathostomata) comprising all vertebrate animals with four limbs, i.e. the amphibians, reptiles, birds, and mammals. The skeleton of the limbs of all tetrapods is based on the same five-digit pattern (see pentadactyl limb).

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"Tetrapoda." A Dictionary of Biology. . Encyclopedia.com. 18 Oct. 2017 <http://www.encyclopedia.com>.

"Tetrapoda." A Dictionary of Biology. . Encyclopedia.com. (October 18, 2017). http://www.encyclopedia.com/science/dictionaries-thesauruses-pictures-and-press-releases/tetrapoda-1

"Tetrapoda." A Dictionary of Biology. . Retrieved October 18, 2017 from Encyclopedia.com: http://www.encyclopedia.com/science/dictionaries-thesauruses-pictures-and-press-releases/tetrapoda-1

Tetrapoda

Tetrapoda An informal grouping that includes the vertebrate animals which have four limbs; i.e. the Amphibia, Reptilia, Aves, and Mammalia.

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"Tetrapoda." A Dictionary of Zoology. . Encyclopedia.com. 18 Oct. 2017 <http://www.encyclopedia.com>.

"Tetrapoda." A Dictionary of Zoology. . Encyclopedia.com. (October 18, 2017). http://www.encyclopedia.com/science/dictionaries-thesauruses-pictures-and-press-releases/tetrapoda-0

"Tetrapoda." A Dictionary of Zoology. . Retrieved October 18, 2017 from Encyclopedia.com: http://www.encyclopedia.com/science/dictionaries-thesauruses-pictures-and-press-releases/tetrapoda-0

Tetrapoda

Tetrapoda Vertebrate animals which have four limbs, including the Amphibia, Reptilia, Aves, and Mammalia.

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"Tetrapoda." A Dictionary of Earth Sciences. . Encyclopedia.com. 18 Oct. 2017 <http://www.encyclopedia.com>.

"Tetrapoda." A Dictionary of Earth Sciences. . Encyclopedia.com. (October 18, 2017). http://www.encyclopedia.com/science/dictionaries-thesauruses-pictures-and-press-releases/tetrapoda

"Tetrapoda." A Dictionary of Earth Sciences. . Retrieved October 18, 2017 from Encyclopedia.com: http://www.encyclopedia.com/science/dictionaries-thesauruses-pictures-and-press-releases/tetrapoda