Results 61 to 70 of about 692 (139)

Reconstructing the environmental conditions around the Silurian Ireviken Event using the carbon isotope composition of bulk and palynomorph organic matter [PDF]

open access: yes, 2013
The carbon isotope composition (δ13C) of bulk organic matter and two palynomorph groups (scolecodonts and chitinozoans) from the Llandovery-Wenlock strata of Gotland (E Sweden) are compared to gain knowledge about carbon cycling in the Silurian (sub ...
Vandenbroucke, Thijs   +25 more
core   +1 more source

Pre-Cambrian to Palaeozoic Palaeopalynology and Palaeobotany

open access: yesCarnets de Géologie, 2005
A set of 14 abstracts and short papers (extended abstracts) of presentations given at a meeting organized by the NFSR Working Group, "Micropaléontologie végétale et Palynologie (MVP)", held on May 11, 2005 at the University of Liège, Belgium.
Steemans Philippe, Javaux Emmanuelle
doaj  

Chitinozoans in the Wenlock–Ludlow boundary beds of the East Baltic [PDF]

open access: yesEstonian Journal of Earth Sciences, 2007
The distribution of chitinozoans in the Wenlock–Ludlow boundary beds was studied in five drill core sections of the East Baltic. It was established that most of the typical Wenlock chitinozoan species became extinct in the uppermost part of the Jaagarahu
Nestor, Viiu
doaj  

First report of Ordovician (Caradoc–Ashgill) palynomorphs from Orphan Knoll, Labrador Sea

open access: yes, 1982
Acritarchs and chitinozoans of Late Ordovician age have been recovered from probable bedrock on Orphan Knoll.
J. A. Legault
core   +1 more source

Stratigraphy, biostratigraphy, and chitinozoans of the uppermost Ordovician and Silurian of the Condroz Inlier

open access: yes, 2023
Exhaustive fieldwork in long stratigraphic sections in the Neuville-sous-Huy area (near Huy), allows detailed lithostratigraphic descriptions of the formations, accurate location of macrofossil levels, and of samples for palynological and thin section ...
Pille, Thomas   +9 more
core  

Shallow-marine testate amoebae with internal structures from the Lower Devonian of China. [PDF]

open access: yesiScience, 2023
Wang K   +7 more
europepmc   +1 more source

Estado da Arte nos Quitinozoários: Designação da Ordem, Afinidades Biológicas, Paleoambiente e Breve Histórico no Âmbito das Bacias do Amazonas e do Paraná [PDF]

open access: yesAnuário do Instituto de Geociências, 2005
Interpretados sob diversas óticas variando conforme o pensamento científico dos pesquisadores, os quitinozoários constituem um grupo enigmático tanto no que diz respeito ao seu significado como as suas afinidades biológicas.
Hilda Leonor Coevas de Azevedo-Soares   +1 more
doaj  

Miospore assemblages from Late Ordovician (Katian-Hirnantian), Ghelli Formation, Alborz Mountain Range North-eastern Iran: Palaeophytogeographic and palaeoclimatic implications [PDF]

open access: yesJournal of Sciences, Islamic Republic of Iran, 2016
Well-preserved miospore assemblages are recorded from the Late Ordovician (Katian-Hirnantian), Ghelli Formation in Pelmis-gorge at the north-eastern Alborz Mountain The palynomorphs were extracted from siliciclastic deposits which are well-dated by using
M. Ghavidel-syooki
doaj  

Tacobo X1101 Morphometrics.

open access: yes
Morphometric dataset of Tacobo X1001 borehole chitinozoans. (XLSX)
Gustavo Vergani (18333991)   +5 more
core   +1 more source

Ordovician chitinozoan biozonation of the Brabant Massif, Belgium

open access: yes, 2000
Chitinozoans from seven Ordovician units (Abbaye de Villers, Tribotte, Rigenee, Ittre, Bornival, and Brutia formations and a new unnamed unit, here provisionally called the Asquempont unit) belonging to the mainly concealed Brabant Massif, Belgium are ...
Verniers, J.   +5 more
core   +1 more source

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