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DINOSAURS: Ancient Fossils, New Discoveries

Chaos in the Cretaceous!
Mass Extinction
Missing Marine Life
The Last Marine Reptiles
Final Days
The Hunt for a Culprit
Impact
Volcanoes
Changing Sea Levels
End of an Era
Discarded Theories
Survivors
Dinosaurs Survive!
Survival in the Seas

DINOSAURS: Ancient Fossils, New Discoveries

DINOSAURS: Ancient Fossils, New Discoveries

An ammonite of the Cretaceous seas

© AMNH