Aetosaurus
Oscar Fraas
Generally considered the most primitive aetosaur, it likely lived in groups. That increased its chances of survival and deterred predators.
Photo: Петр Меньшиков (CC BY-SA 4.0)
After the crisis at the end of the Permian 252 million years ago, the Triassic saw a burst of reptiles. Armoured grazers, upright-legged hunters and close kin of the first dinosaurs were all around. Many belong to the archosaur line. Most vanished as the dinosaurs rose.
A few cards of the album
The start of their anecdote. The album's other cards are for you to discover in the game.
Aigialosaurus
Dragutin Gorjanović-Kramberger
This marine or semiaquatic lizard was relatively small: a complete specimen measures 65 centimeters long. It is the oldest known member of the lineage leading to the mosasaurs.
Photo: Smokeybjb (CC BY-SA 3.0)
Archosaurus
Tatarinov
Its skull was about 40 cm long and the adult reached 3 m. This carnivorous reptile of the very end of the Permian in Russia is one of the earliest known archosauriforms. It is known only from fragments of skull and neck vertebrae.
Photo: Dmitry Bogdanov (CC BY-SA 3.0)
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