How did the armor or defensive structures of some later dinosaurs potentially originate in the Triassic?

Jun 16, 2015 ... Dinosaurs remained rare among the fossils from Ghost Ranch, accounting for less than 15% of vertebrate animal remains. They were outnumbered in ... A specialized group of archosaurs, called dinosaurs, first appeared in the Late Triassic but did not become dominant until the succeeding Jurassic Period. Feb 22, 2018 ... The Triassic period took place immediately after one of the ... how dinosaurs were able to survive ... and take over the world.” The ... Jul 10, 2018 ... Giant dinosaurs lived on Earth much earlier than previously thought, according to a team of excavators in Argentina who discovered the remains of a 200-million ... Mar 28, 2018 ... ... Triassic period, emergence of dinosaurs. Michelle Ma. UW News. an ... were present in the Triassic besides the early dinosaurs. “This was ... Mar 24, 2023 ... ... Triassic period. The fossils have been key to understanding ... were early dinosaurs. Dicynodonts were stocky like rhinos with tusks ... Sep 21, 2022 ... ... dinosaurs were in fact lizard-hipped. The results are reported ... Dinosaurs originated in the Late Triassic period, about 225 million ... Jun 16, 2015 ... Climate and plant community instability may have hampered the success of dinosaurs in the tropics during the Late Triassic Period (235-201 ... Jul 11, 2018 ... Giant dinosaurs lived on Earth much earlier than previously thought, according to a team of excavators in Argentina who discovered the remains of a 200 million ... Jul 21, 2024 ... Ichthyosaurs, which dominated the Triassic period, had already begun their decline. Prehistoric fish were abundant, as were squids and sharks, ...