Falcatus falcatus desmatosuchus In some specimens

In some specimens

Estos ambientes estaban dominados por ríos

Height 900mm

o como anclaje adicional para la musculatura axial

The American mastodon was similar in appearance to modern elephants

Falcatus falcatus desmatosuchus In some specimensFalcatus falcatus was a small but extraordinary cartilaginous fish that lived during the Early Carboniferous , approximately 325 million years ago , in what is now North America. It is an extinct species of shark belonging to the group of holocephalans, close relatives of current chimaera, although with unique anatomical characteristics that make it one of the most peculiar fish of its time. Its name, Falcatus , derives from Latin and means "curved