is a fascinating species of carcharodontosaurid theropod dinosaur that inhabited the region we now know as Cuenca

Sus extremidades eran fuertes y tenía una postura cuadrúpeda

y es probable que haya competido con otros grandes carnívoros de la época

This specialized skull is believed to have enabled Diplocaulus magnicornis to swim efficiently in the ancient lakes and rivers where it lived

instead of out to the sides

Xiphactinus audax Variante:Sin imprimar is a fascinating species ofXiphactinus audax was a large predatory bony fish from the Late Cretaceous of North America, known primarily from fossils recovered from marine deposits of the former Western Interior Seaway, especially the Niobrara Formation of Kansas, although its distribution extended across much of the North American interior basin. Originally described by Joseph Leidy in 1870, this taxon belongs to Ichthyodectiformes, a group of Mesozoic actinopterygian fishes