con extremidades cortas y fuertes que probablemente le permitían excavar o desplazarse por terrenos difíciles

This mammal is an example of the mesonychians

The skull of the Yi qui was small and elongated

The cranial fenestrae were well developed

Cartorhynchus lenticarpus Variant:Primed con extremidades cortas y fuertesCartorhynchus lenticarpus is an extinct species of primitive marine reptile belonging to the Ichthyosauriformes clade, recognized as one of the most basal representatives of this group that would later give rise to the classic ichthyosaurs of the Mesozoic. Its only known specimen was formally described by Ryosuke Motani and colleagues in 2014 from a nearly complete skeleton found in the Nanlinghu Formation , near Chaohu, Anhui Province (China) , and