Results 161 to 170 of about 1,784 (228)

Climate change and the selective signature of the Late Ordovician mass extinction. [PDF]

open access: yesProc Natl Acad Sci U S A, 2012
Finnegan S   +3 more
europepmc   +1 more source

Stromatoporoids of the Katian (Upper Ordovician) Beiguoshan Formation, North China

Journal of Systematic Palaeontology, 2023
North China was a key centre of Middle Ordovician stromatoporoid diversification. However, detailed studies of the subsequent Late Ordovician stromatoporoid development in this terrane are lacking; thus, the spatiotemporal development of North Chinese ...
Juwan Jeon   +3 more
openaire   +2 more sources

Palaeokarst evidence for widespread regression and subaerial exposure in the middle Katian (Upper Ordovician) of Baltoscandia: Significance for global climate [PDF]

open access: yesPalaeogeography, Palaeoclimatology, Palaeoecology, 2010
We report on widespread and contemporary palaeokarst in the middle Katian (Upper Ordovician) of Sweden, Estonia and Latvia, the first major palaeokarst horizon to be reported from the Ordovician of Baltoscandia.
Mikael Calner, Jaak Nõlvak
exaly   +4 more sources

ENCRINURID TRILOBITES FROM THE UPPER ORDOVICIAN (KATIAN) OF NORTHEASTERN IOWA

Geological Society of America Abstracts with Programs, 2023
Ethan Bley, Jonathan M. Adrain
openaire   +2 more sources

Symbiosis in brachiopods and brachiopod-attached trepostome bryozoans from the Katian of Estonia

Neues Jahrbuch für Geologie und Paläontologie - Abhandlungen, 2023
Olev Vinn   +5 more
openaire   +2 more sources

Katian (Late Ordovician) conodonts on the northwestern margin of the North China Craton

Journal of Paleontology, 2021
AbstractUpper Ordovician strata exposed from the Baiyanhuashan section is the most representative Late Ordovician unit in the northwestern margin of the North China Craton (NCC). In total, 1,215 conodont specimens were obtained from 24 samples through the Wulanhudong and Baiyanhuashan formations at the Baiyanhuashan section.
Zhihua Yang   +6 more
openaire   +1 more source

Home - About - Disclaimer - Privacy