Dorudon atrox jurásico approximately 86 to 72 million

approximately 86 to 72 million years ago

It's like we're there

Snout-tail length 110 mm

although most known specimens range between 3 and 5 meters in length

ammonites are extinct and are only known through their fossils

Dorudon atrox jurásico approximately 86 to 72 millionDorudon atrox is an extinct species of cetacean mammal that belongs to the Basilosauridae group. Cetaceans are a group of marine mammals that includes whales, dolphins, and porpoises. The Basilosauridae are a family of archaic cetaceans that lived during the Eocene, approximately 40 to 35 million years ago. The name "Dorudon" comes from the Greek term "dory" which means spear, and "odon" which means tooth, referring to the sharp teeth it possessed.