Autapomorphy in multistate characters
una at LANL.GOV
Thu Nov 8 08:29:49 CST 2001
David Orlovich wrote:
>Is a multistate character that has a different state in each taxon
>still called autapomorphic?
>The reason I ask is that most textbook examples use binary data to
>illustrate autapomorphy, so the definition is often referred to as 'a
>character state unique to ONE taxon and is thus not informative of
>relationships'. In the case of the example above, each character
>state is unique to each taxon, and thus I'd say that the single
>character represents four cases of autapomorohy. Is this right?
Don't lump character and character state. Each of the 4 character
states here is autapomorphic. The term applies to a state, not to
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