which were abundant in their environment

suggesting that it was a highly specialized predator

but a separate lineage of reptiles that shared unique characteristics

the Tylosaurus emerged from the water in an astonishing leap

Snout-tail length 322mm

Archaeopteryx pterosauria which were abundant in theirArcheopteryx (A. lithographica 'Oldwing') is an extinct species of primitive bird that lived during the Late Jurassic Kimmeridgian period, approximately 150 million years ago, in what is now Germany. It is considered a transitional fossil between dinosaurs and modern birds, and is known for both its reptilian and avian characteristics. Archeopteryx had feathers and wings, but also possessed reptilian features such as teeth, wing claws, and a long,