Sphenacodon ferox sexta_extincion Medidas aproximadas del Sarcosuchus:

Medidas aproximadas del Sarcosuchus:

Snout-tail length 275 mm

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