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Speaking of subspecies...

bleibow May 19, 2006 09:10 AM

I remember there being some controversy about the classification through DNS analysis of charlesbogerti and alvarezi; has any further clarification or consensus been reached on this subject? Personally I hope that alvarezi remains separate. Its adult outward appearance and range are distinct. Besides, I have a better chance of one day attaining an alvarezi if it is not combined with the more endangered charlesbogerti! Well at least I can dream...

Brian

Replies (3)

bleibow May 19, 2006 09:11 AM

I forgot to include the link to a previous discussion on this subject from a few years ago...

http://forum.kingsnake.com/heloderma/messages/1310.html

TimCole May 19, 2006 02:41 PM

According to DNA testing done by Dr Michael Forstner they are the same.
I suspect more points need to be examined for a good comparison.
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Tim Cole
www.Designeratrox.com/
www.AustinReptileService.net
www.AustinReptileExpo.com/
~~~~~~~~~~~~~~<
Conservation through Education

gila91 May 19, 2006 09:05 PM

My understanding is that there were too few alvarezi samples in that study to be anywhere near definitive.

This was made a moot point in Beck's book. The study referenced there (Douglas, et. al., 2003) Douglas, Beck, and Sullivan found evidence that seems to show a greater divergence between the H. horridum subspecies than what is typical of full species. I personally don't think they qualify as full species, but the currently designated subspecies should remain intact.

>>According to DNA testing done by Dr Michael Forstner they are the same.
>>I suspect more points need to be examined for a good comparison.
>>-----

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