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Re: Tyrannotitan, new carcharodontosaurid from Argentina
> gen. et sp. nov., from Aptian strata of Patagonia,
IIRC teeth similar to those of Acrocanthosaurus were
found in an Ethiopian unit of about the same age but
this carcharodontosaurid seems more related to
> We suggest that
> radiated in Gondwana sharing with spinosaurids the
> role of
Questionable. GSP wrote that Spinosaurus, despite its
large size, would have been vulnerable to attack by
the large allosaurids that shared its African
>until their extinction in Cenomanian?
> Turonian times.
Lamanna mentioned a Campanian carcharodontosaurid
and suggested that the Maastrichtian Abelisaurus might
>During this interval, the
> sauropods and giant titanosaurians went extinct
> as part of a global-scale crisis),
> process or chin, as in Giganotosaurus ....
But not Acrocanthosauru AFAIK.
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