Results 41 to 50 of about 49,248 (280)
Two types of bone necrosis in the Middle Triassic Pistosaurus longaevus bones: the results of integrated studies [PDF]
Royal Society Open Science, 2017 Avascular necrosis, diagnosed on the basis of either a specific pathological modification of the articular surfaces of bone or its radiologic appearance in vertebral centra, has been recognized in many Mesozoic marine reptiles as well as in present-day ...
Dawid Surmik +3 more
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A Hiatus Obscures the Early Evolution of Modern Lineages of Bony Fishes
Frontiers in Earth Science, 2021 About half of all vertebrate species today are ray-finned fishes (Actinopterygii), and nearly all of them belong to the Neopterygii (modern ray-fins). The oldest unequivocal neopterygian fossils are known from the Early Triassic.
Carlo Romano
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Известия высших учебных заведений: Геология и разведка, 2017 Five adjacent eco-stratigraphic units have been considered (listed here, from the bottom to the top): eco-zones Cordaites clercii ... Abiella subovata (7 dominants of the plain sedtmentation level), Quadrocladus pachyphyllus ...
G. N. Sadovnikov
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Frontiers in Earth Science, 2022 The emplacement of the Siberian Traps, the Central Atlantic Magmatic Province (CAMP) and the Wrangellia have been linked to the end-Permian, the end-Triassic mass extinctions, and to the Carnian Pluvial Episode (CPE), respectively.
Andrea Boscaini +3 more
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Acta Palaeontologica PolonicaLarge freshwater unionoid bivalves today are a globally distributed and diverse group, with a history dating back to the Triassic. Their evolutionary success largely depends on their reproductive behavior, today, they all take maternal care via brooding ...
Aleksandra Skawina +1 more
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Geologija, 2023 Investigations of an Lower Carnian Wettersteinkalk ammonoid fauna found in the Hochobir massif (Carinthia/Austria) gave rise to problems in the taxonomic relationship within the Triassic ammonoid Family Pinacoceratidae.
Andreas Spatzenegger, Walter Poltnig
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A new species of mixosaurid ichthyosaur from the Middle Triassic of Luxi County, Yunnan Province, South China [PDF]
Acta Palaeontologica PolonicaIchthyosaurs, an iconic lineage of Mesozoic marine reptiles, were an important component of recovering ecosystems after the Permo-Triassic Mass Extinction event.
YE-WEI FANG +2 more
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The Anatomical Record, EarlyView.Abstract The Aliança Formation (Jatobá Basin) represents lacustrine deposits formed in oxygenated waters that hosted a diverse fauna, including Hybodontiform sharks. Within this group, the Family Lonchidiidae comprises 11 valid genera, with Parvodus previously reported in Brazilian deposits from the Brejo Santo Formation (Araripe Basin, Late Jurassic ...
Larissa de Souza Ribeiro +1 more
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Triassic source rocks of the Eastern Ciscaucasia
Известия высших учебных заведений: Геология и разведка, 2023 Background. Triassic deposits of the Eastern Ciscaucasia belong to the upper part of the transient zone, which is considered promising for hydrocarbon exploration.
P. A. Volkova +3 more
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Continental weathering in the Early Triassic in Himalayan Tethys, central Nepal: Implications for abrupt environmental change on the northern margin of Gondwanaland [PDF]
, 2014 The geochemistry of Triassic mudstones in the Himalayan Tethys sequence, central Nepal, was studied with respect to changes in sedimentary facies, grain size, and source rocks. The Triassic sedimentary facies of mudstone and carbonates show deposition in
Suzuki, Shigeyuki +7 more
core +1 more source