Epoch Middle Jurassic Epoch

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Giant sauropods; stegosaurs; Gondwana begins to break apart (174.7-163.5 Ma).

174.70 Ma – 163.50 Ma · 11.20 Ma duration

Axis labels in Ma (millions of years ago) · Click a card for details

Middle Jurassic Epoch 1

166–164 Ma · Middle Jurassic Megalosaurus First dinosaur ever scientifically named Megalosaurus was the first dinosaur to be scientifically described and named (1824). A large bipedal carnivore from England, it gives its name to the Megalosauridae family.