How did the shape and size of the sphenoid bones (at the base of the skull) in Triassic dinosaurs relate to the structure of their braincase?

Jan 7, 2021 ... They lived on Earth in the Mesozoic era, specifically from the late Triassic to the end of the Cretaceous period, a time-span of about 170 ... Sep 22, 2022 ... ... dinosaurs were in fact lizard-hipped. The results are reported in the ... periods/Mesozoic era/Triassic period; /Physical sciences/Earth ... While dinosaurs were not as abundant or diverse in this area as ... These rocks are from the Mesozoic era, between the Triassic and Cretaceous periods. Jul 1, 2022 ... Dinosaurs are thought to have first appeared during the Triassic Period in temperate southerly latitudes about 231 million years ago, when most ... Dec 16, 2022 ... ... Triassic they were ... However, their origins were much humbler and date back to the Triassic period, with the first definitive dinosaurs ... A. Herrerasaurus, Eoraptor, and Coelophysis were some carnivorous dinosaurs in the Triassic period. Jan 23, 2025 ... The Triassic Period creature Nyasasaurus, considered either an early dinosaur ... dinosaurs were living," Heath said. The researchers said ... The Mesozoic Era lasted from about 250 million to 66 million years ago. It includes the Triassic,. Jurassic, and Cretaceous periods. Page 6 ... When dinosaurs first became numerous in the late Triassic Period, nearly all of the major groups of vascular plants except the angiosperms were in existence. Jul 10, 2018 ... iant dinosaurs lived on Earth much earlier than previously thought, according to a team of excavators in Argentina who discovered the ...