نتایج جستجو برای: middle jurassic

تعداد نتایج: 158491  

Journal: :Journal of Maps 2021

The map ‘Geology of the Monte Banchetta – Punta Rognosa area (Troncea valley, Western Alps)’ details lithostratigraphy and structural setting a key sector in Alpine chain, characterized by close associations continental oceanic basements, meta-sediments. mapped unit (BRU), tectonically juxtaposed to different metaophiolitic units, comprises succession, made serpentinized mantle overlain Middle-...

2016
Edward Strickson Albert Prieto-Márquez Michael J. Benton Thomas L. Stubbs

Ornithopods were key herbivorous dinosaurs in Mesozoic terrestrial ecosystems, with a variety of tooth morphologies. Several clades, especially the 'duck-billed' hadrosaurids, became hugely diverse and abundant almost worldwide. Yet their evolutionary dynamics have been disputed, particularly whether they diversified in response to events in plant evolution. Here we focus on their remarkable di...

Journal: :Biology letters 2013
Olja Toljagic Richard J Butler

Pseudosuchia, one of the two main clades of Archosauria (Reptilia: Diapsida), suffered a major decline in lineage diversity during the Triassic-Jurassic (TJ) mass extinction (approx. 201 Ma). Crocodylomorpha, including living crocodilians and their extinct relatives, is the only group of pseudosuchians that survived into the Jurassic. We reassess changes in pseudosuchian morphological diversity...

Journal: :Bulletin of the British Museum (Natural History) Geology 1976

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