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Date: Mon, 5 Aug 2024 07:39:57 -0700
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Subject: Re: The taxonomy of Sahelanthropus tchadensis from a craniometric
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On 8/5/24 7:19 AM, Pandora wrote:
> Op 04-08-2024 om 21:19 schreef JTEM:
> 
>>   Pandora wrote:
>>
>>> Actually, there's more than one individual of this taxon, from three 
>>> different localities (TM 247, TM 266 and TM 292). This additional 
>>> material was announced in Nature in 2005:
>>
>> Where are those localities?  I just did an exhaustive 30 second search
>> and could only find an actual location associated with 266.
>>
>> And, yes, I did search longer than 30 seconds but it wouldn't have been
>> nearly as funny if I offered a better time estimate...
> 
> If it doesn't exceed your attention span you can read the paper at:
> 
> https://www.researchgate.net/publication/7920249
> 
> Anyway, the three Sahelanthropus sites are within an area of 0.73 km2.
> 
>>> Not too far from where another hominin taxon, Australopithecus 
>>> bahrelghazali, was discovered in 1995.
>>
>> That appears to be where the 266 was found.
> 
> No, the Toros-Menalla Sahelanthropus sites are about 150 km west of the 
> Koro-Toro australopithecine site and stratigraphically ~3.5 million 
> years older.
> 
>>> If you think that's the wrong place you must have some concept of 
>>> what is the right place. Where would that be?
>>
>> Well any other day of the week the clown act insists it's South Africa:
>>
>> https://en.wikipedia.org/wiki/Cradle_of_Humankind
>>
>> I would have guessed that you knew.
> 
> But why do you think South-Africa is the right place?
> The phylogenetically most basal and stratigraphically oldest hominins 
> are from East- and North-Africa.
> 
> See for example:
> https://doi.org/10.1016/j.jhevol.2023.103437
> 
> Their Bayesian inference analysis, with posterior probabilities for 
> nodes given as percentages (fig.6):
> 
> https://ars.els-cdn.com/content/image/1-s2.0-S0047248423001161-gr6_lrg.jpg
> 
> That tree topology would refute your hypothesis.

To be fair, if those are Bayesian posteriors, many of them are pretty 
bad. But what is JTEM's hypothesis?