Supayacetus muizoni Cameroceras These horns were probably used

These horns were probably used in intraspecific confrontations and as a defense against predators

and on the other

equipado con una serie de dientes afilados y curvados

Los restos atribuidos a Hexaprotodon sivalensis incluyen mandíbulas

although this interpretation should be understood within the comparative framework of other fossil and living ziphiids

Supayacetus muizoni Cameroceras These horns were probably usedSupayacetus muizoni was an archaeocete cetacean belonging to the Basilosauridae, a group of fully aquatic primitive whales that lived during the middle late Eocene, approximately 4037 million years ago, in the coastal waters of present day Peru. It represents a very important transitional form in the early evolution of whales, showing a combination of primitive traits inherited from older archaeocetes and characteristics already clearly adapted to