Results 61 to 70 of about 429 (178)

The Quaternary of Poland and its stratigraphic classification

Geographia Polonica
Quaternary studies in Poland require an improved integration of lithostratigraphy, biostratigraphy, chronostratigraphy, geochronology, magnetostratigraphy, climatostratigraphy and isotope stratigraphy.
Leszek Marks, Zdzisław Jary
doaj   +1 more source

The regional stratotype section and point for the base of the Hirnantian Stage (the uppermost Ordovician) at Mirny Creek, Omulev Mountains, Northeast Russia [PDF]

Estonian Journal of Earth Sciences, 2008
A complete Hirnantian sequence comprising the Normalograptus extraordinarius and N. persculptus biozones is well developed at the Mirny Creek section in the Omulev Mountains.
Koren, Tatyana N., Sobolevskaya, Rimma F.   +1 more
doaj  

Quaternary Lives

Geologija, 2007
After a short-lived »ban«, the Quaternary has again been formalized as a chronostratigraphic unit, consisting of the Pleistocene and the Holocene.
Miloš Bavec
doaj  

Sections in the western slope of the south urals perspective for the choice of the famennian regional boundary stratotype point

Литосфера, 2015
The Bol’shaya Barma, Akkyr, Ryauzyak and Kuk-Karauk sections in the western slope of the South Urals are considered to be perspective sections for the identification of Famennian Regional Boundary Stratotype Point (RBSP).
R. Ch. Tagarieva, A. G. Mizens
doaj   +2 more sources

The Gargasian (Middle Aptian) of La Tuilière - St-Saturnin-lès-Apt (area of the Aptian historical stratotype, Vaucluse, SE France): geographic setting and outcrop correlation

Carnets de Géologie, 2006
A stratonomic and micropaleontological analysis of the Aptian marls cropping out in the La Tuilière area near Saint-Saturnin-lès-Apt (Vaucluse, SE France), enabled us to reconstitute a continuous succession almost 120 m thick, that includes the upper ...
Moullade Michel, Tronchetti Guy, Balme Christine, Kouyoumontzakis Georges   +3 more
doaj  

ОПРЕДЕЛЕНИЕ ЯРУСНЫХ ГРАНИЦ МЕЖДУНАРОДНОЙ СТРАТИГРАФИЧЕСКОЙ ШКАЛЫ ПО КОНОДОНТАМ

Литосфера, 2019
Рассматривается процедура определения нижней границы ярусов в нижнем отделе пермской системы по конодонтам с учетом рекомендаций Международной комиссии по стратиграфии по выбору «точки глобального стратотипа границы» (Global Stratotype Section and Point)

doaj  

The Searsville Lake Site (California, USA) as a candidate Global boundary Stratotype Section and Point for the Anthropocene series. [PDF]

Anthropocene Rev, 2023
Stegner MA, Hadly EA, Barnosky AD, La Selle S, Sherrod B, Anderson RS, Redondo SA, Viteri MC, Weaver KL, Cundy AB, Gaca P, Rose NL, Yang H, Roberts SL, Hajdas I, Black BA, Spanbauer TL.   +16 more
europepmc   +1 more source

Les Ostracodes du Bédoulien supérieur et du Gargasien inférieur du stratotype d'Apt : Systématique et corrélations biostratigraphiques

Carnets de Géologie, 2007
Dans les environs de Saint-Saturnin-lès-Apt (Vaucluse, SE France), partie intégrante du secteur stratotypique historique de l'Aptien d'Apt-Gargas, une succession en relais de quatre coupes permet d'étudier de façon très détaillée et continue les ...
Tronchetti Guy, Moullade Michel, Babinot Jean-François   +2 more
doaj  

Late Cambrian geomagnetic instability after the onset of inner core nucleation. [PDF]

Nat Commun, 2023
Li YX, Tarduno JA, Jiao W, Liu X, Peng S, Xu S, Yang A, Yang Z.   +7 more
europepmc   +1 more source

Researchers move closer to defining the Anthropocene. [PDF]

Proc Natl Acad Sci U S A, 2023
Perkins S.
europepmc   +1 more source