They lived during the Permian period

Longitud 286 mm

Ichthyosaurus spent its entire life in the water

los estudios de sus restos fósiles sugieren que era un animal inteligente y ágil

it was a very successful group and became contemporary with early humans before going extinct

Therizinosaurus secodontosaurus They lived during the PermianTherizinosaurus (T. cheloniformis `Scythe Lizard) is a genus of theropod dinosaur that lived in the Campanian of the Late Cretaceous, approximately 70 75 million years ago, in what is now Asia. It was characterized for being a large and herbivorous animal, with long legs and a long, thin neck that allowed it to reach leaves and branches of tall trees. Therizinosaurus was a very large animal, with a total length of up to 10 meters and a height of