The "bird-line" archosaurs, encompassing dinosaurs (both avian and non-avian) and pterosaurs. The Rise of the Rulers
The "crocodile-line" archosaurs, which include modern crocodilians (alligators, crocodiles, and gharials) and their extinct relatives. archosaurian reptile
When we think of "reptiles," our minds often drift to the scaly lizards sunning themselves on rocks or the slow-moving turtles in a pond. But there is a prestigious lineage of reptiles that once ruled the land, sea, and sky—and in many ways, they still do. Welcome to the world of the . What is an Archosaur? But there is a prestigious lineage of reptiles
The Masters of the Mesozoic: Unmasking the Archosaurian Reptiles The Masters of the Mesozoic: Unmasking the Archosaurian
The story of archosaurian reptiles truly begins in the Triassic period. While other reptile groups were struggling to recover from the Permian-Triassic mass extinction, archosauriforms—the ancestors of "true" archosaurs—began to diversify rapidly.