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First Footing
152235
First Footing
http://helix.nature.com/nsu/990715/990715-5.html
A article about the debate between paleontologists and geologists regarding the age of the Celsius Bjerg Group, the fossil site where Ichthyostega and Acanthostega were discovered. From the journal Nature.
Geography > Paleontology > Vertebrates > Early Tetrapods
Apr 15, 2008
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Other links at Geography > Paleontology > Vertebrates > Early Tetrapods
A description of the possible effects of the Hox gene family on vertebrate evolution.
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An article, accompanying a public radio broadcast, describing the discovery of Hynerpeton bassetti at the Red Hill fossil site. A Real Audio archive of the broadcast is included.
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A article about the debate between paleontologists and geologists regarding the age of the Celsius Bjerg Group, the fossil site where Ichthyostega and Acanthostega were discovered. From the journal Nature.
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4. Ichthyostega
A detailed description of the first Devonian tetrapod to be discovered.
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A description of Ted Daeschler and Neil Shubin's discovery of a transitional fish-tetrapod animal.
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Cladistic diagrams, illustrations and references.
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An early temnospondyl found in petrified tree stumps from Joggins, Nova Scotia.
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A detailed analysis of this early tetrapod by the paleontologist who discovered and described it.
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A list of cladograms tested for their correspondence with stratigraphic data, with references.
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A description of the tetrapods and other digit bearing vertebrates.
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