Results 111 to 120 of about 2,615 (200)

Carbonate burial regimes, the Meso-Cenozoic climate, and nannoplankton expansion. [PDF]

open access: yesProc Natl Acad Sci U S A
Salles T   +7 more
europepmc   +1 more source

Lineages in early paleogene calcareous nannoplankton

open access: yes, 1979
A detailed study of the ultrastructure of Paleocene-Middle Eocene calcareous nannofossils has led to the recognition of evolutionary lineages comprising 16 genera and 110 species. The lineages have been established on the basis of evidence from floras derived from closely sampled sections in Spain, Israel, Denmark and Sweden.
openaire   +1 more source

Prolonged <sup>187</sup>Os/<sup>188</sup>Os excursion implies hydrothermal influence after the Chicxulub impact in the Gulf of Mexico. [PDF]

open access: yesNat Commun
Sato H   +9 more
europepmc   +1 more source

Van formasyonunun nannoplankton biyostratigrafisi ve yaşı

open access: yes, 2020
In this thesis study, the calcareous nanoplankton community and biostratigraphy of Van Formation which is located on the South east of Van Province and generally composed of sandstone, marl and limestone litologies. For this purpose, 118 samples were examined from the 4 stratigraphic sections which were taken from Akın village, Akpınar hill, Berol hill
openaire   +2 more sources

Integrated biostratigraphy of the Novi Pazar Campanian/Maastrichtian sequence (Vardar Zone)

open access: yesGeologija, 1997
Paola de Capoa   +2 more
doaj  

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