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Sarcopterygii |
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Sarcopterygii [sär‚käp·tə′rij·ē‚ī] (vertebrate zoology) A subclass of Osteichthyes, including Crossopterygii and Dipnoi in some systems of classification. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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Lobe-finned fishes evolved legs while still in the water. And the origin of tetrapods and of lobe-finned fishes is in part related to that large-scale set of changes, without a doubt," says Nell Shubin of the University of Pennsylvania in Philadelphia. |
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