[Taxacom] paraphyletic haplotypes

[Michael Heads]

On Sun, Jul 1, 2012 at 4:00 PM, Michael Heads <m.j.heads at gmail.com> wrote:

> Hi Ken,
>
> I guess this is Brown et al. (2007 BMC Evol. Biol.). They either don't
> understand the usual meaning of 'paraphyletic' or are deliberately twisting
> it. The groups they call paraphyletic are actually haplotypes from other
> phenotypes that are nested, in the genetic analysis, in traditional (pelage
> pattern) subspecies, rendering the subspecies paraphyletic. I guess they
> don't want to admit that the two traditional subspecies (Masai
> (tippelskirchi) and Reticulated (reticulata)) are paraphyletic because it
> complicates their main argument - that all the subspecies are in
> fact distinct species. Their basis for this is 'The concordant genetic
> and phenotypic divisions among giraffe subspecies', but their map
> shows that the divisions aren't concordant.
>
> Note that the clades they refer to throughout the paper and in the map are
> the traditional phenotypic groups, not the genetic clades that they
> themselves found! E.g. it would be nice to know which populations of the
> 'Masai phenotype' went with the South African ones, and which ones form the
> basal clade.
>
> Michael Heads
>
> On Sun, Jul 1, 2012 at 3:01 PM, Ken Kinman <kinman at hotmail.com> wrote:
>
>>
>> Dear All,      I was looking at a paper (several years old) on the
>> taxonomy of giraffes (actually I think this was actually discussed on
>> Taxacom previously).  It refers to a couple of specimens which are refered
>> to as paraphyletic haplotypes.  I have also seen the phrase "paraphyletic
>> haplotypes" in reference to certain human populations.  However, I am not
>> sure if these are properly refered to as paraphyletic haplotypes or as
>> polyphyletic haplotypes.  Anyone else run into this question?  How would
>> one define a "paraphyletic haplotype", and could it be a case of confusing
>> paraphyly with polyphyly??                    ------------Ken
>>
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>
>
>
> --
> Wellington, New Zealand.
>
> My new book, *Molecular panbiogeography of the tropics*:
> http://www.ucpress.edu/book.php?isbn=9780520271968
>
>
>
>


-- 
Wellington, New Zealand.

My new book, *Molecular panbiogeography of the tropics*:
http://www.ucpress.edu/book.php?isbn=9780520271968