Results 81 to 90 of about 6,285 (211)

Integrated stratigraphy of the Upper Barremian–Aptian sediments from the south-eastern Crimea

open access: yesGeologica Carpathica, 2018
Previous studies made in different parts of the world have shown that Barremian–Aptian times imply many difficulties in deciphering the biostratigraphy, microfossil evolution and correlation of bioevents.
Karpuk Maria S.   +6 more
doaj   +1 more source

Eocene biostratigraphy and magnetic stratigraphy from Possagno, Italy: The calcareous nannofossil response to climate variability [PDF]

open access: yes, 2006
A study of quantitative calcareous nannofossil biostratigraphy and magnetostratigraphy of a ∼ 68-m-thick marine limestone section of Late Paleocene–Middle Eocene age outcropping at Possagno in northern Italy shows that the section encompasses nannofossil
Agnini, Claudia   +3 more
core   +2 more sources

APTIAN TO CAMPANIAN CALCAREOUS NANNOFOSSILS BIOSTRATIGRAPHY FROM THE BOTTACCIONE SECTION, GUBBIO, CENTRAL ITALY

open access: yesRivista Italiana di Paleontologia e Stratigrafia, 2002
Late Aptian-Campanian biostratigraphic investigations performed on calcareous nannofossils provided a refined stratigraphic resolution  of the Scisti a Fucoidi and Scaglia Formations in the Bottaccione section (Umbria-Marche Basin, Central italy ...
FABRIZIO TREMOLADA
doaj   +1 more source

The Pliocene Mediterranean infilling of the Messinian Erosional Surface: New biostratigraphic data based on calcareous nannofossils (Bajo Segura Basin, SE Spain) [PDF]

open access: yes, 2015
The Bajo Segura Basin (eastern Betic Cordillera) is a Mediterranean marginal basin where the Messinian Erosional Surface (MES), formed during the Messinian Salinity Crisis sea-level fall, is well developed.
Flores, José Abel   +3 more
core   +2 more sources

Lithostratigraphy and biostratigraphy of the upper cretaceous succession of Southeastern Sinai, Egypt

open access: yesEgyptian Journal of Petroleum, 2011
The calcareous nannofossil of the Upper Cretaceous successions exposed at Taba and El sheikh Attia sections at Southeastern Sinai in Egypt have been studied to contribute in the understanding of lithostratigraphy and biostratigraphy.
Medhat M.M. Mandur
doaj   +1 more source

Late miocene calcareous nannofossils and biostratigraphy of the sw tumaco onshore basin (colombian pacific) [PDF]

open access: yes, 2013
Se presenta el estudio bioestratigráfico semicuantitativo de nanofósiles calcáreos para tres secciones estratigráficas del Mioceno superior de la costa Pacífica de Colombia (SW de la Cuenca Tumaco costa adentro).
Bedoya Agudelo, Erika Lorena   +2 more
core   +2 more sources

Multidisciplinary approach to the study of large-format oil paintings. [PDF]

open access: yesSci Rep, 2023
Calderón-Mesén P   +15 more
europepmc   +1 more source

Uncertainties surrounding the oldest fossil record of diatoms. [PDF]

open access: yesSci Rep, 2023
Bryłka K   +4 more
europepmc   +1 more source

Early Aptian marine incursions in the interior of northeastern Brazil following the Gondwana breakup. [PDF]

open access: yesSci Rep, 2023
Fauth G   +17 more
europepmc   +1 more source

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