The Devonian (/dəˈvoʊni.ən, dɛ-/ də-VOH-nee-ən, deh-) is a geologic period and system of the Paleozoic era during the Phanerozoic eon, spanning 60.3 million...
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timescale, the Middle Devonian epoch (from 397.5 ± 2.7 million years ago to 385.3 ± 2.6 million years ago) occurred during the Devonian period, after the...
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Tr–J P–Tr Cap Late D O–S The Late Devonian extinction consisted of several extinction events in the Late Devonian Epoch, which collectively represent...
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Devonian is a geologic period and system of the Paleozoic Era. Devonian may also refer to: Devonian Gardens (Calgary), an indoor near Calgary, Canada...
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The Great Devonian Controversy began in 1834 when Roderick Murchison disagreed with Henry De la Beche as to the dating of certain petrified plants found...
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time in particular the Devonian, which has been dubbed the "age of fishes" for the many changes during that period. The Late Devonian extinctions played a...
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The Balili Conservation Park or Devonian Reef Conservation Park is an Australian protected area and is located in the Kimberley region of Western Australia...
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The Early Devonian is the first of three epochs comprising the Devonian period, corresponding to the Lower Devonian series. It lasted from 419.2 ± 3.2 to...
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The Silurian-Devonian Terrestrial Revolution, also known as the Devonian Plant Explosion (DePE) and the Devonian explosion, was a period of rapid colonization...
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system of the Paleozoic that spans 60 million years from the end of the Devonian Period 358.9 Ma (million years ago) to the beginning of the Permian Period...
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Ordovician Period, at 443.8 million years ago (Mya), to the beginning of the Devonian Period, 419.2 Mya. The Silurian is the shortest period of the Paleozoic...
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Toronto-Dominion Square (redirect from Devonian Gardens (Calgary))
Dome Petroleum. The base includes a large botanical garden called the Devonian Gardens. In 1980, SOM replicated the design concept in its Town Square...
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Paleozoic (section Devonian Period)
geologic periods (from oldest to youngest): Cambrian Ordovician Silurian Devonian Carboniferous Permian Some geological timescales divide the Paleozoic informally...
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Devonian (416–385 Ma), while the predatory placoderms dominated the seas, some sarcopterygians came into freshwater habitats. In the Early Devonian (416–397 Ma)...
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Hangenberg event (redirect from End-Devonian extinction)
crisis or end-Devonian extinction, is a mass extinction that occurred at the end of the Famennian stage, the last stage in the Devonian Period (roughly...
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Devonian tetrapods include fishapods and amphibians that lived during the Devonian Period. Carboniferous tetrapods Permian tetrapods "Tetrapodomorpha"...
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SS Devonian was a British cargo liner that was launched in Ireland in 1900. She was designed to carry a large number of cattle or other livestock, and...
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birds. Transitional tetrapods first appeared during the early Devonian, and by the late Devonian the first tetrapods appeared. The diversity of jawed vertebrates...
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Tetrapod (category Middle Devonian first appearances)
from the Middle Devonian, and body fossils became common near the end of the Late Devonian, around 370-360 million years ago. These Devonian species all belonged...
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Southwestern Brittonic languages (redirect from Old Devonian)
The Southwestern Brittonic languages (Breton: Predeneg ar mervent, Cornish: Brythonek Dyghowbarthgorlewin) are the Brittonic Celtic languages spoken in...
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trilobite referred to the species Dipleura dekayi is described from the Devonian Floresta Formation (Colombia) by Carvalho (2018). A study on the phylogenetic...
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have appeared in the late Ordovician (~445 mya) and became common in the Devonian period, often known as the "Age of Fishes". The two groups of bony fishes...
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Kasibelinurus is a genus of xiphosuran from the Devonian. It is part of the family Kasibelinuridae. Lamsdell, James C.; Xue, Jinzhuang; Selden, Paul A...
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Placoderm (category Devonian fish)
prehistoric fish known from Paleozoic fossils during the Silurian and the Devonian periods. While their endoskeletons are mainly cartilaginous, their head...
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Phanerozoic (section Devonian Period)
are six periods in the Paleozoic era: Cambrian, Ordovician, Silurian, Devonian, Carboniferous and Permian. The Cambrian is the first period of the Paleozoic...
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Eurypterid (section Devonian)
continued to diversify during the subsequent Devonian period, the eurypterids were heavily affected by the Late Devonian extinction event. They declined in numbers...
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Silurian period. Attercopus fimbriunguis, from 386 million years ago in the Devonian period, bears the earliest known silk-producing spigots, but its lack of...
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Dunkleosteus (category Late Devonian first appearances)
of large arthrodire ("jointed-neck") fish that existed during the Late Devonian period, about 382–358 million years ago. It was a pelagic fish inhabiting...
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placoderms, appeared in the Silurian and greatly diversified during the Devonian, the "Age of Fishes". Bony fish, distinguished by the presence of swim...
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Devon (section Notable Devonians)
and Cretaceous geology of the region. The county gives its name to the Devonian geologic period, which includes the slates and sandstones of the north...
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