Autapomorphy
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An autapomorphy in cladistics is a derived trait that is unique to a given taxon. That is, it is shared by all the ingroup taxa of that clade, but not found in any outgroup taxon.
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An autapomorphy in cladistics is a derived trait that is unique to a given taxon. That is, it is shared by all the ingroup taxa of that clade, but not found in any outgroup taxon.