[Taxacom] Evolutionary misconceptions (mother-daughter pairs)

[Curtis Clark]

On 3/11/2010 10:30 AM, Kenneth Kinman wrote:

>        As for mother-daughter species pairs, I think Curtis is unwise in
> claiming that they are rare (or don't exist).  I'm sure many would
> regard a diploid species giving rise to a tetraploid species as a
> mother-daughter pair, not a sister-sister pair.

Sorry, miscommunication. In your sense, they are common; I was referring 
to an ancestral species totally transforming into a descendant species 
without lineage-splitting, which IMO never happens.

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Curtis Clark                  http://www.csupomona.edu/~jcclark/
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