Results 251 to 260 of about 68,053 (269)

Ordovician Geochronology

1978
openaire   +1 more source

Coordinated biotic and abiotic change during the Great Ordovician Biodiversification Event: Darriwilian assembly of early Paleozoic building blocks

Palaeogeography, Palaeoclimatology, Palaeoecology, 2019
Alycia L Stigall, Cole T Edwards, Rebecca L Freeman   +2 more
exaly  

Ordovician Conodonts from New Zealand

Nature, 1968
exaly  

Iridium Abundances Across the Ordovician-Silurian Stratotype

Science, 1986
Marion Richard
exaly  

PALAEOZOIC | Ordovician

2005
openaire   +1 more source

The end-Ordovician glaciation and the Hirnantian Stage: A global review and questions about Late Ordovician event stratigraphy

Earth-Science Reviews, 2010
exaly  

Cambrian and Ordovician conodonts from the Robertson Bay Group, Antarctica and their tectonic significane

Nature, 1984
exaly  

Middle Ordovician

2014
openaire   +1 more source

Lower Ordovician

2014
openaire   +1 more source

The Ordovician Enigma

2018
Ivan J. Sansom, Plamen S. Andreev
openaire   +1 more source