Early Jurassic predatory dinosaurs are very rare, and mostly small in size. Saltriovenator zanellai, a new genus and species is the oldest known ceratosaurian, and the world's largest (1 ton) predatory dinosaur from the Lower Jurassic (Sinemurian, ~198 Mya).
from All Top News -- ScienceDaily https://ift.tt/2rMtyFD
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