"Age of Reptiles"

was a pivotal period in the Earth's history that spanned approximately 252 to 66 million years ag

contributed to significant changes in atmospheric composition and global temperature, often leading to mass extinction events.

The Mesozoic Era was punctuated by periodic episodes of

led to the creation of diverse geological features,

the Siberian Traps eruptions during what extinction

Massive, Long-necked dinosaur

Agile, Carnivorous Dinosaur

the first vertebrates to evolve true powered flight

occupied a range of ecological niches and played crucial roles in their respective ecosystems.

First True Mammals

This contributed to the proliferation of lush, tropical environments that were well-suited for the flourishing of dinosaurs and other reptilian life forms.

The Mesozoic Era was characterized by a prolonged "greenhouse" climate, with significantly higher levels of atmospheric _ and _compared to the present day.

The Mesozoic Era came to a dramatic end with the _ extinction event

(145-66 million years ago)

252 to 66 million years ago.

(252-201 million years ago)

(201-145 million years ago)

saw the first appearance of dinosaurs and the rise of many other reptilian species.

witnessed the final chapter of the dinosaur era, including the emergence of feathered and avian dinosaurs

was marked by the dominance of large, iconic dinosaurs such as Tyrannosaurus rex and Brachiosaurus

(252 million to 247 million years ago)

(about 247 million to 235 million years ago)

(about 235 million to 201 million years ago)

consists of dolomite, shales or clay stones, and evaporites that were deposited during the middle and late Triassic epochs.

sequence of sedimentary rock strata, consists of limestone and dolomite beds and represents the marine part of the middle Triassic

consists of sandstone layers of the lower Triassic series and is part of the Germanic Trias supergroup.

have naked seeds, meaning they are not enclosed within a fruit.

seed-bearing plants, were the dominant group of plants during the Triassic

characterized by their needle-like or scale-like leaves and cone-bearing reproductive structures.

include trees such as Araucaria, Voltzia, and Walchia.

palm-like plants with large compound leaves and reproductive structures in the form of cones.

distinctive fan- shaped leaves and were likely an important part of the Triassic flora.

(flowering plants)

Early forms of beetles, dragonflies, and other insect groups can be found in the Triassic fossil record.

had segmented bodies, jointed appendages, and exoskeletons.

sea scorpions

lizard-like appearance and diverse body forms. "stem reptiles,

They are often referred to as "mammal-like reptiles"

were small and lizard-like in appearance.

They were characterized by their teeth being set in sockets (thecodont dentition), which is a feature shared with some modern reptiles and mammals

They were small to medium-sized reptiles with elongated bodies and long necks.

THE GOLDEN AGE OF DINOSAURS

derived from creta, Latin for “chalk,” and was first proposed by J.B.J. Omalius d’Halloy in 1822.