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22 hours ago · The Permian (/ ˈ p ɜːr m i. ə n / PUR-mee-ən) [4] is a geologic period and stratigraphic system which spans 47 million years from the end of the Carboniferous Period 298.9 million years ago (Mya), to the beginning of the Triassic Period 251.902 Mya.
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22 hours ago · The Carboniferous (/ ˌ k ɑːr b ə ˈ n ɪ f ər ə s / KAR-bə-NIF-ər-əs) [6] is a geologic period and 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, 298.9 Ma.
22 hours ago · The only fossil evidence regarding H. erectus group composition comes from 4 sites outside of Ileret, Kenya, where 97 footprints made 1.5 Mya were likely left by a group of at least 20 individuals. One of these trackways, based on the size of the footprints, may have been an entirely male group, which could indicate they were some specialised ...
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22 hours ago · Fossils of very large dragonfly-like insects, sometimes called griffinflies, are found from 325 million years ago (Mya) in Upper Carboniferous rocks; these had wingspans up to about 750 mm (30 in), though they were only distant relatives, not true dragonflies which first appeared during the Early Jurassic.
22 hours ago · The first sauropod fossil to be scientifically described was a single tooth known by the non-Linnaean descriptor Rutellum implicatum. [91] This fossil was described by Edward Lhuyd in 1699, but was not recognized as a giant prehistoric reptile at the time. [92] Dinosaurs would not be recognized as a group until over a century later.
22 hours ago · Zahlreiche der heute nur fossil überlieferten Faultiere starben zum Ende des Pleistozäns im Zuge der Quartären Aussterbewellen aus. Für Südamerika stammen sehr junge Alterswerte für Mylodon aus der Cueva del Milodón im südlichen Chile und liegen bei 11.330 bis 13.630 BP , [ 105 ] aus der nur wenige Kilometer entfernten Cueva Chica bei ...
22 hours ago · Malafaia et al. (2024) revise fossils from Portugal that were historically assigned to Megalosaurus, and find that the majority of this fossil material represents bones of members of different theropod groups, but also that the studied material includes stegosaurian, iguanodontian, sauropod and thalattosuchian bones. [323]
