The Early Triassic is the first of three epochs of the Triassic Period of the geologic timescale. It spans the time between 251.9 Ma and 247.2 Ma (million...

extinction events. The Triassic Period is subdivided into three epochs: Early Triassic, Middle Triassic and Late Triassic. The Triassic began in the wake of...

P–Tr Cap Late D O–S Approximately 251.9 million years ago, the Permian–Triassic (P–T, P–Tr) extinction event (PTME; also known as the Late Permian extinction...

K–Pg Tr–J P–Tr Cap Late D O–S The Triassic–Jurassic (Tr-J) extinction event (TJME), often called the end-Triassic extinction, was a Mesozoic extinction...

Middle Triassic Epoch and followed by the Early Jurassic Epoch. The corresponding series of rock beds is known as the Upper Triassic. The Late Triassic is...

land animals in the Guadalupian through to the Early Triassic. In the aftermath of the Permian–Triassic extinction event, therapsids declined in relative...

genus of herbivorous dicynodont therapsids from the late Permian and Early Triassic epochs (around 248 million years ago). It lived in what is now Antarctica...

M. (2024). "Cymbospondylus (Ichthyopterygia) from the Early Triassic of Svalbard and the early evolution of large body size in ichthyosaurs". PalZ. doi:10...

of structural traps: Carboniferous Hercynian Orogeny Early Triassic Zagros rifting First (or early Oman) Alpine Orogeny Second (or late) Alpine Orogeny...

which lasted between the Cambrian and the Early Triassic, while the Neotethys formed during the Late Triassic and lasted in some form up to the Oligocene–Miocene...

Triassic spans the time between 247.2 Ma and 237 Ma (million years ago). It is preceded by the Early Triassic Epoch and followed by the Late Triassic...

been advantageous to early archosaurs during the suspected drop in oxygen levels at the end of the Permian. The Early Triassic was predominantly arid...

Jurassic Period. It has three major epochs: Early Triassic, Middle Triassic, and Late Triassic. The Early Triassic lasted between 252 million to 247 million...

(approximately 260 mya), and extensively diversified after the Permian–Triassic extinction event. Mammals are cynodonts, as are their extinct ancestors...

Dinosaurs first appeared in the Mid-Triassic, and became the dominant terrestrial vertebrates in the Late Triassic or Early Jurassic, occupying this position...

The Paris biota is an exceptionally diverse Early Triassic (approximately 249 million years ago) fossil assemblage described in 2017 from the Lower Shale...

The Lopingian was preceded by the Guadalupian and followed by the Early Triassic. The Lopingian is often synonymous with the informal terms late Permian...

until about 90 million years ago, into the Late Cretaceous. During the Early Triassic epoch, ichthyosaurs and other ichthyosauromorphs evolved from a group...

from the Lower Triassic Qinglong Formation (China), interpreted as indicating that conodonts were an important food source for Early Triassic crustaceans...

archosauriform carnivores that lived from the later Early Triassic (Olenekian) to the early Middle Triassic (Anisian). The family Erythrosuchidae was named...

†Ostenolimulus Lamsdell et al. 2021 Early Jurassic (Sinemurian) Moltrasio Limestone, Italy †Volanalimulus Lamsdell, 2020 Early Triassic, Madagascar. Subfamily Limulinae...

separate from northern Pangea (Laurasia) during the Triassic, and started to fragment during the Early Jurassic (around 180 million years ago). The final...

report of ostracods (Crustacea) associated with Bithynian (Anisian, Middle Triassic) Tubiphytes-microbial reef in the North Dobrogean Orogen (Romania)". Papers...

footprints have been found in formations dating from the Early Triassic through to the early Cretaceous periods. They are found in the United States,...

(Mya), to the beginning of the Triassic Period 251.902 Mya. It is the last period of the Paleozoic Era; the following Triassic Period belongs to the Mesozoic...

Anisian stage of the Triassic, and even then only in high southern latitudes, although gymnosperm forests appeared earlier (in the Early Spathian), but again...

during the latter part of the Carnian Stage, a subdivision of the late Triassic period, and lasted for perhaps 1–2 million years (around 234–232 million...

and began to break apart about 200 million years ago, at the end of the Triassic and beginning of the Jurassic. Pangaea was C-shaped, with the bulk of its...

(Early Triassic) and early Anisian (early Middle Triassic) of Japan, China, Canada, and Spitsbergen (Norway). By the later part of the Middle Triassic...

diversity of reptiles with many different lifestyles. Early pseudosuchians were successful in the Triassic period. They included giant, quadrupedal apex predators...