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+ The rocks were once sedimentary rocks laid down in deep water during the Devonian<\/strong> and Carboniferous periods.\n<\/p>\n <\/p>\n + Tetrapodomorph fossils are known from the early Devonian<\/strong> onwards, and include “Eusthenopteron”, “Osteolepis”, “Panderichthys”, “Tiktaalik”, “Ventastega” and “Kenichthys”.\n<\/p>\n <\/p>\n + Vascular plants appeared later and their diversification began in the Devonian<\/strong> era.\n<\/p>\n <\/p>\n + Their first known occurrence in the fossil record is in the Rhynie chert of the Devonian<\/strong> period, ~400 million years ago.\n<\/p>\n <\/p>\n + The coelacanths are the closest link between fish and the first amphibians which made the transition from sea to land in the Devonian<\/strong> period.\n<\/p>\n + The Rhynie chert is an Lower Devonian<\/strong> Sedimentary rocksedimentary deposit, part of the Old Red Sandstone.\n<\/p>\n <\/p>\n + The first true seeds are from the upper Devonian<\/strong> 370\u2013354 million years ago, which is probably the theatre of their first evolutionary radiation.\n<\/p>\n <\/p>\n + British Geological Survey: Stratigraphical framework for the Devonian<\/strong> rocks of Scotland.\n<\/p>\n <\/p>\n + Before the upper Devonian<\/strong> period, land plants, like modern ferns, reproduced by sending spores into the air.\n<\/p>\n <\/p>\n + The ranges are made from Devonian<\/strong> era sandstone and have been eroded over 20 million years into shapes like towers and cones.\n<\/p>\n <\/p>\n + The first tetrapodomorphs, which included the gigantic rhizodonts, had the same general anatomy as the lungfish, who were their closest kin, but they appear not to have left their water habitat until the later Devonian<\/strong> epoch.\n<\/p>\n <\/p>\n + This gave a date of of 370 mya to a Devonian<\/strong> rock from Norway.\n<\/p>\n <\/p>\n + It was deposition deposited during the Devonian<\/strong> period and contains the oldest fossil insect in the world.\n<\/p>\n <\/p>\n + This was a plate tectonicsplate tectonic collision which took place from Mid Ordovician to Mid Devonian<\/strong> periods, during the closure of the Iapetus Ocean.\n<\/p>\n <\/p>\n + The Gnathostomata first appeared in the Ordovician period and became diverse in the Devonian<\/strong> period, the ‘Age of Fishes’.\n<\/p>\n <\/p>\n + The term distinguishes it from the Old Red Sandstone, which is largely Devonian<\/strong> in age.\n<\/p>\n <\/p>\n + Some had developed primitive lungs to help them breathe air when the stagnant pools of the Devonian<\/strong> swamps were low in oxygen.\n<\/p>\n <\/p>\n + Fossils of these plants start in the middle Devonian<\/strong> to early Carboniferous periods, mostly just as stems.\n<\/p>\n <\/p>\n + Folds in Devonian<\/strong> rocks are cut by members of the Upper Carboniferous to Lower Permian dyke swarm.\n<\/p>\n <\/p>\n + A major extinction occurred at the start of the last phase of the Devonian<\/strong> period, the Frasnian-Famennian boundary, about 372.2 mya.\n<\/p>\n <\/p>\n + The labyrithodonts were some of the dominant animals from the Devonian<\/strong> to the Lower Triassic.\n<\/p>\n <\/p>\n![\"Example](\"https:\/\/englishteststore.net\/blog\/wp-content\/uploads\/2021\/09\/Example-sentences-of-devonian.jpg\" "\\"Example")
Example sentences of “devonian”:<\/h2>\n