The lower Aguja may therefore preserve a rare ecosystem in which varanoid lizards outcompeted small theropods as the dominant mesopredators .
the teeth of Dryadissector outnumber those of all theropod species combined .
The lower Aguja may preserve a rare ecosystem in which varanoid lizards outcompeted small theropods as the dominant mesopredators .
the teeth of Dryadissector outnumber those of all theropod species combined .