Results 21 to 30 of about 8,928 (223)

AGE OF THE AMNUNAKTA MONZOGABBRO-MONZODIORITE MASSIF IN THE SOUTHERN FRAMING OF THE SIBERIAN CRATON

open access: yesГеодинамика и тектонофизика, 2020
The first geochronological data have been obtained for Amnunakta massif composed of monzogabbro-monzodiorite and located in the southeastern part of the Selenga-Stanovoy superterrane.
I. V. Buchko   +2 more
doaj   +1 more source

Pre-Carpels from the Middle Triassic of Spain

open access: yesPlants, 2022
In stark contrast to the multitude of hypotheses on carpel evolution, there is little fossil evidence testing these hypotheses. The recent discovery of angiosperms from the Early Jurassic makes the search for precursors of angiosperm carpels in the ...
Artai A. Santos, Xin Wang
doaj   +1 more source

Revision of the thylacocephalan biota from the Upper Triassic Polzberg Konservat-Lagerstätte, Austria [PDF]

open access: yesActa Palaeontologica Polonica
Known for over 140 years, the Upper Triassic Polzberg Konservat-Lagerstätte is an exceptional early Carnian marine assemblage discovered in the Northern Calcareous Alps of Lower Austria. The Polzberg biota is composed of a diverse marine fauna, including
Thomas Laville   +2 more
doaj   +1 more source

Postcranial osteology of the first early-stage juvenile skeleton of Plateosaurus trossingensis from the Norian of Frick, Switzerland [PDF]

open access: yesActa Palaeontologica Polonica, 2020
Owing to monospecific mass-accumulation sites in Central Europe, the early-branching sauropodomorph Plateosaurus has one of the best fossil records among dinosaurs. Despite this, early-stage juveniles have been conspicuously absent.
Darius Nau   +3 more
doaj   +1 more source

A microworld in Triassic amber [PDF]

open access: yesNature, 2006
Amber provides an effective medium for conservation of soft-bodied microorganisms, but finds older than 135 million years are very rare and have not so far contained any microbial inclusions. Here we describe 220-million-year-old droplets of amber containing bacteria, fungi, algae and protozoans that are assignable to extant genera.
SCHMIDT AR   +3 more
openaire   +4 more sources

Triassic actinopterygians across Tethys: state of the art [PDF]

open access: yesResearch & Knowledge, 2017
During the 5th International Meeting on Mesozoic Fishes held at Santillo, Mexico, we first presented the great novelty of the marine Triassic findings in southern China.
Andrea Tintori   +3 more
doaj   +1 more source

Main controlling factors and exploration direction of Permian to Triassic reservior in the central sag of Junggar Basin

open access: yesShiyou shiyan dizhi, 2022
In recent years, significant oil and gas discoveries have been achieved in the Permian Upper Wuerhe Formation and the Triassic Baikouquan Formation on the marginal slope of oil generation sag, Junggar Basin.
Zhongpei ZHANG   +7 more
doaj   +1 more source

New paleomagnetic data on the Permian-Triassic sedimentary sections of the Moscow syneclise

open access: yesУчёные записки Казанского университета: Серия Естественные науки, 2020
The results of a detailed paleomagnetic study of the following five Permian-Triassic sections of the Russian Platform were discussed: Slukino (Vladimir region), Sartakovo and Prudovka (Nizhny Novgorod region), Klykovo and Gavrino (Vologda region).
A.M. Fetisova   +2 more
doaj   +1 more source

A Flying Fish Across the Tethys: Thoracopterus wushaensis Tintori et al., 2012, from the Pelsa/Vazzoler Fossil-Lagerstätte (Late Ladinian, Middle Triassic) in the Dolomites (Italy)

open access: yesDiversity
For the first time, the same fish species is recorded from Triassic rocks at both ends of the Tethys, namely, Thoracopterus wushaensis Tintori et al., 2012.
Andrea Tintori
doaj   +1 more source

The Permian to Cretaceous succession at Permpasset, Wollaston Forland: the northernmost Permian and Triassic in North–East Greenland

open access: yesGEUS Bulletin, 2021
Permian to Triassic outcrops in East Greenland diminish significantly northwards. Understanding the northward extent, and nature, of the Permian and Triassic successions has implications for regional palaeogeographic reconstructions and exploration in ...
Steven D. Andrews   +5 more
doaj   +1 more source

Home - About - Disclaimer - Privacy