Results 61 to 70 of about 169 (141)

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  

Recent Advances in Palynology

open access: yesCarnets de Géologie, 2007
A set of 11 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 24, 2006 at the University of Liège, Belgium.
Javaux Emmanuelle, Steemans Philippe
doaj  

Truncated bimodal latitudinal diversity gradient in early Paleozoic phytoplankton. [PDF]

open access: yesSci Adv, 2021
Zacaï A   +6 more
europepmc   +1 more source

Correlation and biostratigraphy of the Kortrijk (Sint-Antonius) and Kortrijk (Lust) boreholes (early Silurian, Belgium)

open access: yesCarnets de Géologie, 2005
Since their drilling, respectively in 1961 and 1971, the 83W421 Kortrijk (Sint-Antonius) and 83W44 Kortrijk (Lust brewery) boreholes have been studied rather extensively for biostratigraphical information.
Wauthoz Bastien
doaj  

Supernova triggers for end-Devonian extinctions. [PDF]

open access: yesProc Natl Acad Sci U S A, 2020
Fields BD   +8 more
europepmc   +1 more source

PALYNOLOGICAL STUDY OF PALEOZOIC SEDIMENTS OF THE CHAL-I-SHEH AREA, SOUTHWESTERN IRAN [PDF]

open access: yesJournal of Sciences, Islamic Republic of Iran, 1993
The Paleozoic sediments of the Chal-i-Sheh area in southwestern Iran comprising of Mila Formation, Ilebek Formation and Faraghan Formation, were studied palynologically. The samples containing well-preserved palynomorphs include acritarchs, chitinozoans,
doaj  

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