from The American Heritage® Dictionary of the English Language, 4th Edition
- adj. Of or belonging to the geologic time, system of rocks, or sedimentary deposits of the first period of the Mesozoic Era, characterized by the diversification of land life, the rise of dinosaurs, and the appearance of the earliest mammals. See Table at geologic time.
- n. The Triassic Period or its system of deposits.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. Of or from the geologic strata above the Permian and below the Jurassic; of or belonging to the period 250 to 200 million years ago when these strata were laid down.
- proper n. A geologic period within the Mesozoic era; comprises lower, middle and upper epochs from about 250 to 200 million years ago.
from the GNU version of the Collaborative International Dictionary of English
- adj. Of the age of, or pertaining to, the Trias.
from The Century Dictionary and Cyclopedia
- n. In geology, the lower of the three great divisions of the entire system of fossiliferous rocks (Triassic, Jurassic, Cretaceous) which together make up the Mesozoic or Secondary series.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- adj. of or relating to or denoting the first period of the Mesozoic era
- n. from 230 million to 190 million years ago; dinosaurs, marine reptiles; volcanic activity
Now my theory is, you 're in strata here of what we call the Triassic Age.
I finished the final chapter of Dawn of the Dinosaurs: Life in the Triassic, which deals mostly with the question of whether or not the mass extinction at the end of the Triassic was an actual mass extinction, and if so, what the agent responsible might have been.
The three great divisions of fossiliferous rocks are called the Triassic, the Jurassic, and the
When with the changing time we pass to the beds known as the Triassic, which were made just after the close of the Carboniferous time, we find the earth undergoing swift changes in its life.
The three great divisions of fossiliferous rocks are called the Triassic, the
"[The results] showed a lot of the South American dinosaurs in the Triassic were the most primitive dinosaurs we have found to date," said lead researcher Sterling Nesbitt of the University of Texas at Austin.
Suddenly, in the "carbonic age" amphibia and reptiles appear, and then come, in the "Triassic" the huge reptiles known as dinosaurs.
Methane release on the scale that happened at the end of the Permian-Triassic period would eliminate all human life, and most of the rest of species on land or in the sea.
Â The Triassic Ranger is a power up mode of the Dino Ranger.
Ecosystems took 30 million years to recovery from the Permo-Triassic Mass Extinction