America

Acronichthys

Acronichthys was a tiny fish measuring just 4 cm (1.6 inches) long which lived in freshwater environments within western North America during the late Cretaceous Period 90-66 million years ago. Fossils of this fish, or fossils which might belong to… Read More ›

Megalneusaurus

In the prehistoric past, the center of North America has been underwater on several occasions. Perhaps the most well-known of these instances was during the late Cretaceous Period when North America was cut in half by the Western Interior Seaway… Read More ›

Uktenadactylus

Uktenadactylus was a genus of pterosaur with a possible 25-30 foot wingspan which lived in North America and Europe during the early and middle Cretaceous Period 125-100 million years ago. In 1992, a man named Chris Wadleigh found the front… Read More ›

Wellnhopterus

Wellnhopterus was a pterosaur which lived in Texas during the late Cretaceous Period 70-69 million years ago. On March 22-29, 1986, a paleontological excavation led by Dr. Wann Langston Jr. was underway at a place called Pterodactyl Ridge within the… Read More ›

Aetodactylus

Aetodactylus, meaning “eagle finger”, was a pterosaur which lived in Texas during the middle Cretaceous Period 96 million years ago. In 2006, workers at a construction site at Joe Pool Lake in Mansfield, Texas found a fossilized lower jaw from… Read More ›

Alamodactylus

Alamodactylus was a pterosaur which lived in Texas during the late Cretaceous Period 90 million years ago. A handful of fossils of this animal were found within the Atco Formation, which contains rocks dating to the Coniacian and Santonian Stages… Read More ›

Pteranodon

Pteranodon, whose name means “winged and toothless”, was a pterosaur which inhabited the center of North America during the late Cretaceous Period 86-79 million years ago. Fossils of this iconic prehistoric flying reptile have been found in South Dakota, Kansas,… Read More ›