Tetrapod definitions

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Tetrapod

Tetrapod logo #10101) Almost any mammal 2) Any animal with four limbs 3) Any larger land animal 4) Craniate 5) Vertebrate
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Tetrapod

Tetrapod logo #21000 The superclass Tetrapoda (Ancient Greek τετραπόδηs tetrapodēs, `four-footed`), or the tetrapods, comprises the first four-limbed vertebrates and their descendants, including the living and extinct amphibians, reptiles, birds, and mammals. The tetrapods evolved from the lobe-finned fishes about 395 million years ago in the Devonian Peri.....
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Tetrapod

Tetrapod logo #21000[structure] In coastal engineering, a tetrapod is a tetraeder-shaped concrete structure used as armour unit on breakwaters. A tetrapod`s shape is designed to dissipate the force of incoming waves by allowing water to flow around rather than against it, and to reduce displacement by allowing a random distribution of tetrapods to mutually int...
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tetrapod

tetrapod logo #22641quadruped
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Tetrapod

Tetrapod logo #21002• (n.) An insect characterized by having but four perfect legs, as certain of the butterflies.
Found on http://thinkexist.com/dictionary/meaning/tetrapod/

tetrapod

tetrapod logo #21003(from the article `harbours and sea works`) ...thought to the design of concrete armour units that can, by reason of their shape, overcome the disadvantages of the simple cubic, or rectangular, ...
Found on http://www.britannica.com/eb/a-z/t/30

tetrapod

tetrapod logo #21003a superclass of animals that includes all limbed vertebrates (backboned animals) constituting the classes Amphibia (amphibians), Reptilia (reptiles), ... [3 related articles]
Found on http://www.britannica.com/eb/a-z/t/30

tetrapod

tetrapod logo #21160A four-footed animal. Tetrapods account for essentially all land-living classes of vertebrates, including mammals, reptiles, amphibians, and birds. All are characterized by two pairs of pentadactyl ('five-fingered') limbs.
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Tetrapod

Tetrapod logo #20023A tetrapod (which means four legs) is a vertebrate animal that has four limbs (or has only vestigial limbs, like snakes and whales). Amphibians, diapsids (reptiles, including the dinosaurs), birds, mammals and some lobe-finned fish (like Eusthenopteron and Panderichthys) are tetrapods . The earliest tetrapods evolved from Sarcopterygian fish during...
Found on http://www.enchantedlearning.com/subjects/dinosaurs/glossary/

Tetrapod

Tetrapod logo #20972Tet'ra·pod noun [ Greek ... fourfooted; te`tra- (see Tetra- ) + ..., ..., foot.] (Zoology) An insect characterized by having but four perfect legs, as certain of the butterflies.
Found on http://www.encyclo.co.uk/webster/T/35

Tetrapod

Tetrapod logo #21217Tetrapod is the family of four legged vertebrates. It includes birds because wings developed from legs.
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tetrapod

tetrapod logo #23003n. A vertebrae that has (or whose close relatives have) four limbs with digits, not fins.
Found on http://www.ucmp.berkeley.edu/glossary/gloss7metazoa.html

tetrapod

tetrapod logo #20012n. A vertebrae that has (or whose close relatives have) four limbs with digits, not fins.
Found on http://www.ucmp.berkeley.edu/glossary/glossary_7.html

tetrapod

tetrapod logo #20400[n] - a vertebrate animal having four feet or legs or leglike appendages
Found on http://www.webdictionary.co.uk/definition.php?query=tetrapod

tetrapod

tetrapod logo #21009tetrapod, tetrapodous Having four feet or four limbs; specifically, in entomology, belonging to the Tetrapoda, a division of butterflies having only four perfect legs, the anterior pair being unfit for walking.
Found on http://www.wordinfo.info/words/index/info/view_unit/3353/7

tetrapod

tetrapod logo #20974 noun a vertebrate animal having four feet or legs or leglike appendages
Found on https://www.encyclo.co.uk/local/20974

tetrapod

tetrapod logo #21221Type of vertebrate. The group includes mammals, birds, reptiles, and amphibians. Birds are included because they evolved from four-legged ancestors, the forelimbs having become modified to form wings. Even snakes are tetrapods, because they are descended from four-legged reptiles
Found on https://www.encyclo.co.uk/local/21221
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