Dimetrodon / Edaphosaurus Majungasaurus Se han encontrado restos fósiles

Se han encontrado restos fósiles de Polacanthus en Europa y América del Norte

podían llegar a medir de 9-12 m de largo

approximately 12-13 million years ago

Length 160mm

Length 244mm

Dimetrodon / Edaphosaurus Majungasaurus Se han encontrado restos fósilesIn the ancient, lush prehistoric world, the sun filtered through the dense vegetation, creating patches of light and shadow on the fern covered ground. Beside the still waters of a stream, an Edaphosaurus, with its distinctive sail like crest on its back, was leaning over to drink. Without warning, a Dimetrodon crept out of the nearby bushes. Its dorsal sail gleamed in the sunbeams, and its yellow eyes burned with a ferocious intensity. With quick and