Devonian tetrapod trackways from the Genoa River, Valentia Island, and Tarbat Ness provide the most important evidence for the global distribution of early tetrapods. These findings complement those at Zachełmie by demonstrating the conditions for tetrapods to reach land. ...
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The discovery of very early tetrapod tracks disrupts previously established hypotheses and forces a reconsideration of the evolutionary timeline. These tracks are older than the fossil remains of the presumed ancestors of tetrapods—elpistostegids. ...
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