An early occurrence of Pteranodon sternbergi from the Smoky Hill Member (Late Cretaceous) of the Niobrara Chalk in western Kansas. Source: Internet
However, during the Late Cretaceous to the Paleocene (65-55 million years ago), the seaway had begun to recede, leaving behind thick marine deposits and a relatively flat terrain which the seaway had once occupied. Source: Internet
"Cranial remains of Quetzalcoatlus (Pterosauria, Azhdarchidae) from Late Cretaceous sediments of Big Bend National Park, Texas." Source: Internet
Fossilized snake remains are known from early Late Cretaceous marine sediments, which is consistent with this hypothesis; particularly so, as they are older than the terrestrial Najash rionegrina. Source: Internet
Late Cretaceous fossils of marine vertebrates are known from East Timor deposits. Source: Internet
Maastrichtian record of neornithine birds in Antarctica: comments on a Late Cretaceous radiation However, more complete remains of undisputed charadriiforms are known only from the mid- Paleogene onwards. Source: Internet