Risultati di ricerca
19 ore fa · Synonyms. Pterosaurii Kaup, 1834 Ornithosauria Seeley, 1870. Pterosaurs ( / ˈtɛrəsɔːr, ˈtɛroʊ -/; [5] [6] from Greek pteron and sauros, meaning "wing lizard") [7] are an extinct clade of flying reptiles in the order Pterosauria. They existed during most of the Mesozoic: from the Late Triassic to the end of the Cretaceous (228 to 66 ...
1 giorno fa · Ichthyosauria ( / ˌɪkθiəˈsɔːriə /; Ancient Greek for "fish lizard" – Ancient Greek: ἰχθύς, romanized : ichthys, lit. 'fish' and Ancient Greek: σαῦρος, romanized : sauros, lit. 'lizard') is an order of large extinct marine reptiles sometimes referred to as "ichthyosaurs", although the term is also used for wider clades in ...
2 giorni fa · Approximately 251.9 million years ago, the Permian–Triassic (P–T, P–Tr) extinction event (PTME; also known as the Late Permian extinction event, the Latest Permian extinction event, the End-Permian extinction event, and colloquially as the Great Dying) forms the boundary between the Permian and Triassic geologic periods, and ...
3 giorni fa · Climate change and mercury pollution stressed plants for millions of years. The link between massive flood basalt volcanism and the end-Triassic (201 million years ago) mass-extinction is commonly accepted. However, exactly how volcanism led to the collapse of ecosystems and the extinction of entire families of organisms is difficult to establish.
5 giorni fa · Just after the end-Permian Mass Extinction Event, the onset of Triassic period records an impoverished terrestrial vertebrate diversity end-Permian extinction event that is succeeded by the advent of new and diverse faunas that peaked during the Late Triassic.
5 giorni fa · Russian sources claim Ukrainian ATACMS attack this night on air defense unit at Cape Tarkhankut, Crimea. No confirmation at this point. Ukraine previously destroyed a Russian S-400 air defense...
4 giorni fa · An attack on a Russian police checkpoint has left seven dead. A group of militants attacked a police checkpoint in Russia’s North Caucus region, Russian officials said on Monday. Two police...
