Results 261 to 270 of about 92,675 (274)

Provenance analysis and tectonic setting of the Ordovician clastic deposits in the southern Puna Basin, NW Argentina

Sedimentology, 2003
exaly  

Changes in marine productivity and redox conditions during the Late Ordovician Hirnantian glaciation

, 2015
Lian Zhou, T. Algeo, Jun Shen, Zhi-fang Hu, Hongmei Gong, S. Xie, Junhua Huang, Shan Gao   +7 more
semanticscholar   +1 more source

Ordovician Fossils from Labrador [PDF]

Science, 1936
openaire   +2 more sources

Early Middle Ordovician evidence for land plants in Argentina (eastern Gondwana)

New Phytologist, 2010
exaly  

Ordovician of the Siberian Platform

2010
Tatiana N. Koren, A. V. Timokhin, Oleg V. Sychev, Anastasia G. Yadrenkina, Tatiana Yu. Tolmacheva, A. V. Kanygin   +5 more
openaire   +2 more sources

Ordovician deformations in the Pyrenees: new insights into the significance of pre-Variscan (‘sardic’) tectonics

Geological Magazine, 2010
exaly  

Zircon and whole-rock Nd-Pb isotopic provenance of Middle and Upper Ordovician siliciclastic rocks, Argentine Precordillera

Sedimentology, 2007
exaly  

A U–Pb zircon age (479 ± 5 Ma) from the uppermost layers of the Ollo de Sapo Formation near Viveiro (NW Spain): implications for the duration of rifting-related Cambro-Ordovician volcanism in Iberia

Geological Magazine, 2015
exaly  

The Ordovician Earth System

2010
Stanley C. Finney, William B. N. Berry
openaire   +2 more sources

Ordovician graptolite evolutionary radiation: a review

Geological Journal, 2006
exaly