Miospore assemblages from Late Ordovician (Katian-Hirnantian), Ghelli Formation, Alborz Mountain Range North-eastern Iran: Palaeophytogeographic and palaeoclimatic implications [PDF]
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
A case for an active eukaryotic marine biosphere during the Proterozoic era. [PDF]
Eckford-Soper LK +3 more
europepmc +1 more source
Critères palynostratigraphiques conduisant à la reconnaissance d'un pli couché Revinien dans le sondage de Grand-Halleux [PDF]
The biostratigraphY based on palynology is given of the most important sections through the lower and middle Revinian of the Stavelot, Rocroi and Givonne massifs. Four assemblage-zones of interregional value are recognised.
Vanguestaine, M.
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Chirotherium barthii Kaup 1835 from the Triassic of the Isle of Arran, Scotland [PDF]
The mould of a track from SE Arran, and several in situ trackways and individual tracks, as well as a partial trackway on a loose block of Triassic sandstone, from western Arran, represent the first verifiable fossil tracks of Chirotherium from the ...
BENTON +14 more
core +1 more source
Données palynologiques nouvelles dans l'Ordovicien inférieur du bassin de la Senne, Massif du Brabant, Belgique [PDF]
The massive phyllites of Oisquercq in the Senne Basin are followed up by quartz phyllites which have yielded acritarchs of several different ages for the different localities, viz.
Vanguestaine, M.
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New records in old material : preliminary data on Floian Acritarchs : a surprising new world in the Nery Delgado Collection at the Geological Museum, Portugal [PDF]
Nery Delgado (1835-1908) was one of the pioneers of Portuguese geology. In 1857, the Geological Survey of Portugal (GSP) was created as a section of the Geodesic Service of the Public Works Ministry. N. Delgado was involved since the beginning; he worked
Borges, Marisa +4 more
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Ghana airborne geophysics project in the Volta and Keta Basin : BGS final report [PDF]
This report describes the work undertaken by BGS between November 2006 and March 2009 in collaboration with Fugro Airborne Surveys Pty Ltd on an airborne geophysical survey and ground reconnaissance mapping of the Volta River and Keta Basins, Ghana ...
Carney, J.N. +3 more
core
Are the green algae (phylum Viridiplantae) two billion years old?
In his book, Life on a young planet, A.H. Knoll states that the first documented fossils of green algae date back 750 Ma. However, according to B. Teyssèdre's book, La vie invisible, they are much older.
Teyssèdre Bernard
doaj
Acritarch-like Microorganisms from the 1.9 Ga Gunflint Chert, Canada. [PDF]
González-Flores AL +3 more
europepmc +1 more source
LOWER KARROO (PERMlAN) ACANTHOMORPHITAE ACRlTARCHS FROM SOUTH AFRICA [PDF]
Eight populations of fifty individuals of Acritarchs from the Permian marine horizons of South Africa are statistically analysed and assigned to two species of Micrhystridium.
Hart, George F.
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