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Re: Thalattoarchon, giant ichthyosaur from Middle Triassic of Nevada

Its presence documents the  rapid evolution of modern marine
> ecosystems in the Triassic where the same level of complexity as
> observed in today’s marine ecosystems is reached within 8 My after
> the Permian-Triassic mass extinction and within 4 My of the time
> reptiles first invaded the sea.


This find also indicates that  the biotic recovery in the marine realm
> may have occurred faster compared with terrestrial ecosystems, where
> the first apex predators may not have evolved before the Carnian.

Uh, what about *Erythrosuchus* and the like?