• Thumbnail for Devonian
    The Devonian (/dɪˈvoʊni.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...
    69 KB (7,575 words) - 16:04, 9 March 2024
  • 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...
    119 KB (6,233 words) - 08:09, 20 February 2024
  • Thumbnail for Late Devonian extinction
    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...
    75 KB (8,574 words) - 12:22, 28 February 2024
  • 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...
    5 KB (395 words) - 16:58, 9 March 2024
  • Devonian is a geologic period and system of the Paleozoic Era. Devonian may also refer to: Devonian Gardens (Calgary), an indoor near Calgary, Canada...
    695 bytes (108 words) - 22:58, 9 August 2021
  • 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...
    2 KB (235 words) - 13:51, 11 October 2022
  • Thumbnail for Toronto-Dominion Square
    Dome Petroleum. The base includes a large botanical garden called the Devonian Gardens. In 1980, SOM replicated the design concept in its Town Square...
    6 KB (517 words) - 16:21, 18 December 2023
  • Thumbnail for Devonian Reef
    The Balili Conservation Park or Devonian Reef Conservation Park is an Australian protected area and is located in the Kimberley region of Western Australia...
    4 KB (382 words) - 07:02, 30 January 2024
  • trilobite referred to the species Dipleura dekayi is described from the Devonian Floresta Formation (Colombia) by Carvalho (2018). A study on the phylogenetic...
    175 KB (9,235 words) - 08:52, 7 March 2024
  • Thumbnail for Silurian-Devonian Terrestrial Revolution
    The Silurian-Devonian Terrestrial Revolution, also known as the Devonian Plant Explosion (DePE) and the Devonian explosion, was a period of rapid colonization...
    46 KB (4,833 words) - 16:13, 5 March 2024
  • Thumbnail for Carboniferous
    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...
    110 KB (11,562 words) - 02:03, 16 March 2024
  • Devonian tetrapods include fishapods and amphibians that lived during the Devonian Period. Carboniferous tetrapods Permian tetrapods "Tetrapodomorpha"...
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  • Thumbnail for Tetrapod
    Tetrapod (category Middle Devonian first appearances)
    word) are first known from Middle Devonian trackways, and body fossils became common near the end of the Late Devonian but these were all aquatic. The first...
    101 KB (10,208 words) - 09:54, 26 March 2024
  • Thumbnail for Early Devonian
    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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  • Thumbnail for SS Devonian (1900)
    The SS Devonian was a passenger steamer build by Harland and Wolff for the Leyland Line. She entered service in 1900 and was used on Leyland Line's passenger...
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  • geologic periods (from oldest to youngest): Cambrian Ordovician Silurian Devonian Carboniferous Permian Some geological timescales divide the Paleozoic informally...
    35 KB (3,684 words) - 00:35, 12 March 2024
  • Thumbnail for Silurian
    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...
    56 KB (5,601 words) - 03:22, 19 March 2024
  • Thumbnail for Evolution of fish
    birds. Transitional tetrapods first appeared during the early Devonian, and by the late Devonian the first tetrapods appeared. The diversity of jawed vertebrates...
    46 KB (4,506 words) - 05:05, 24 March 2024
  • Fossils of many types of water-dwelling animals from the Devonian period are found in deposits in the U.S. state of Michigan. Among the more commonly occurring...
    17 KB (2,693 words) - 06:24, 22 February 2024
  • Thumbnail for Sarcopterygii
    Devonian (416–385 Ma), while the predatory placoderms dominated the seas, some sarcopterygians came into freshwater habitats. In the Early Devonian (416–397 Ma)...
    36 KB (2,607 words) - 08:38, 25 March 2024
  • 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...
    52 KB (6,053 words) - 10:13, 2 January 2024
  • The Southwestern Brittonic languages (Breton: Predeneg ar mervent, Cornish: Brythonek Dyghowbarthgorlewin) are the Brittonic Celtic languages spoken in...
    4 KB (322 words) - 14:50, 18 April 2023
  • Thumbnail for Vertebrate
    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...
    77 KB (7,019 words) - 14:26, 24 March 2024
  • Thumbnail for Placoderm
    Placoderm (category Devonian fish)
    fish, known from fossils, which lived from the Silurian to the end of the Devonian period. Their head and thorax were covered by articulated armoured plates...
    41 KB (4,216 words) - 14:19, 17 March 2024
  • Thumbnail for Dunkleosteus
    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...
    48 KB (4,028 words) - 10:00, 20 March 2024
  • Thumbnail for Carnivore
    A carnivore /ˈkɑːrnɪvɔːr/, or meat-eater (Latin, caro, genitive carnis, meaning meat or "flesh" and vorare meaning "to devour"), is an animal or plant...
    16 KB (1,570 words) - 22:57, 27 February 2024
  • are six periods in the Paleozoic era: Cambrian, Ordovician, Silurian, Devonian, Carboniferous and Permian. The Cambrian is the first period of the Paleozoic...
    59 KB (6,061 words) - 03:40, 24 December 2023
  • Thumbnail for Trilobite
    lower Paleozoic before slipping into a long decline, when, during the Devonian, all trilobite orders except the Proetida died out. The last trilobites...
    109 KB (11,684 words) - 10:49, 21 March 2024
  • Thumbnail for Calamophyton
    Calamophyton (category Middle Devonian plants)
    extinct genus of tree, or "tree-sized plant", that was extant in the Middle Devonian period. As of 2024, a fossilized forest of Calamophyton trees discovered...
    7 KB (689 words) - 02:27, 23 March 2024
  • Thumbnail for Devon
    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...
    84 KB (8,890 words) - 15:39, 26 March 2024