Bull Canyon Formation
…Paramedian osteoderms and isolated spikes A paratypothoracin aetosaur. Also known as Heliocanthus, and previously considered a species of Desmatosuchus. Shuvosaurus S. inexpectatus Bull Canyon, Revuelto Creek, Barranca Creek Premaxilla fragment, postcrania A common shuvosaurid poposauroid with a bipedal stance and…