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RE: Thalattoarchon, giant ichthyosaur from Middle Triassic of Nevada

> Date: Mon, 7 Jan 2013 23:44:55 +0100
> > 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.

Um, doesn't "apex predator" just mean "eats other species, no other species 
eats it"?  (so there's always an apex predator)

Or do they mean something else/in addition?  (first megafaunal apex predator,