Results 131 to 140 of about 2,116 (212)

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

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

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

Ecological restructuring of North Tethyan marine vertebrate communities triggered by the end-Cretaceous extinction. [PDF]

open access: yesProc Natl Acad Sci U S A
Feichtinger I   +8 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

Extrapolating rock physicochemical properties from discrete sample data using computer vision. [PDF]

open access: yesPNAS Nexus
Grant LJC   +5 more
europepmc   +1 more source

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