Sphenacodon ferox sexta_extincion Medidas aproximadas del Sarcosuchus:

Medidas aproximadas del Sarcosuchus:

Length 229 mm

The scene consists of Tylosaurus and three Pteranodons

This morphology suggests that Irritator was piscivorous

Xiphactinus fossils have been found in several parts of the world

Sphenacodon ferox sexta_extincion Medidas aproximadas del Sarcosuchus:Sphenacodon ferox : A primitive predator on the path of mammals During the Early Permian, some 300 million years ago, terrestrial ecosystems were dominated by a diverse and constantly evolving fauna. Among the most prominent predators of that time was Sphenacodon ferox , a carnivorous synapsid that inhabited the regions that now constitute the southwestern United States. This animal, although extinct for hundreds of millions of years, represents a key