Cretaceous. The Cretaceous ended with a large mass extinction, the Cretaceous - Paleogene extinction event, in which many groups, including non-avian dinosaurs, pterosaurs and large marine reptiles died out.
In the Cretaceous pterosaurs and large marine reptiles died out.
Cretaceous. The Cretaceous ended with a large mass extinction, the Cretaceous - Paleogene extinction event, in which many groups, including non-avian dinosaurs, pterosaurs and large marine reptiles died out.

Generate a claim based on the evidence above which would have veracity supported
In the Cretaceous pterosaurs and large marine reptiles died out.
Cretaceous. The Cretaceous ended with a large mass extinction, the Cretaceous - Paleogene extinction event, in which many groups, including non-avian dinosaurs, pterosaurs and large marine reptiles died out.

Generate a claim based on the evidence above which would have veracity supported
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In the Cretaceous pterosaurs and large marine reptiles died out.
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