Results 51 to 60 of about 3,619 (194)

A Palm fossil closely related to Chamaerops humilis L. from the Lower Miocene of Sardinia [PDF]

open access: yes, 1990
This paper deals with the anatomical and histological study of a silicified specimen of a palm consisting of a part of the trunk surrounded by roots. The sample comes from the Lower Miocene of North West Sardinia.
Biondi, Edoardo   +1 more
core  

Paléontologie(s) et évolution au début du XIXe siècle cuvier et Lamarck

open access: yesAsclepio: Revista de Historia de la Medicina y de la Ciencia, 2000
La paleontología, desde su nacimiento, ha sido llamada a suministrar argumentos a favor y contra la teoría de la Evolución, que nació en la misma época. En efecto, Cuvier y Lamarck, los dos fundadores de la (de las) paleontología (s) —de los vertebrados ...
Goulven Laurent
doaj   +1 more source

The Triassic reptile Palacrodon browni Broom, synonymy and a new specimen [PDF]

open access: yes, 1999
Palacrodon browni Broom 1906 (=Fremouwsaurus geludens Gow 1992) is a small enigmatic diapsid reptile from the Cynognathus Assemblage Zone of South Africa and Antarctica whose dentition is very similar to that of coeval procolophonids.The Council's ...
Gow, Chris E
core  

Polar Front System Variability and Its Control on Export Rain Ratio Over the Past 800 ka: Implication for Atmospheric pCO2 Changes

open access: yesPaleoceanography and Paleoclimatology, Volume 41, Issue 3, March 2026.
Abstract Little is known about long‐term variability in the organic carbon to carbonate carbon export rain ratio, despite its key role in the global carbon cycle. Here, we reconstruct glacial‐interglacial changes in the sedimentary rain ratio over the Southern Ocean, using micropaleontological (coccoliths and foraminifera) and geochemical (CaCO3, Total
Yu Wang   +16 more
wiley   +1 more source

La « course à la puissance » : réductionnisme fataliste ou opportunité pour un ralentissement volontariste ?

open access: yesNatures Sciences Sociétés
Plusieurs travaux récents en cosmologie, physique, anthropologie cognitive, paléontologie, neurosciences, économie et histoire font l’hypothèse du caractère général de la course à la puissance tant dans les processus physiques, biologiques que sociaux ...
Varenne Franck, Crétot Arnaud
doaj   +1 more source

First anatomically characterized wood from the Tertiary of Moravia: Spiroplatanoxylon from the area of Austerlitz (Southern Moravia, Czech Republic)

open access: yesActa Universitatis Agriculturae et Silviculturae Mendelianae Brunensis, 2011
A new silicified angiosperm wood from the alluvial sediments in Vážany nad Litavou (SW of Slavkov/Austerlitz near Brno, Vyškov district) is described. The wood is diffuse-porous with indistinct growth ring boundaries.
Ingrid Továrková   +2 more
doaj   +1 more source

Traité de Palæontologie Végétale [PDF]

open access: yesNature
THE first part of the second volume of this very important work (the first volume of which was reviewed in the first number of NATURE) has just appeared, with a quarto atlas of twenty-five plates; and it maintains the high character with which it commenced.
openaire   +2 more sources

Reassessing the Global Significance of Geological Heritage in the Miné-Akiyoshidai Karst Plateau Aspiring UNESCO Global Geopark

open access: yesGeosciences
The Miné-Akiyoshidai Karst Plateau aspiring UNESCO Global Geopark (aUGGp) in western Japan hosts several geologically significant heritage sites, including the Late Paleozoic Akiyoshi Limestone, the Late Triassic Mine Group, the Late Cretaceous ...
Koji Wakita   +3 more
doaj   +1 more source

Turriculate gastropods (Coelostylinidae) from the Esino limestone outcrop (Ladinian, Lombardy) of the Stoppani Collection housed at the Museo Civico di Storia Naturale, Milan (Italy)

open access: yesNatural History Sciences, 2016
Here, I propose a revision of 19 specimens of turriculate gastropod (family Coelostylinidae) from the Esino limestone formation (Ladinian). They form part of the surviving material of the historic Stoppani Collection, which was almost totally destroyed ...
Vittorio Pieroni
doaj   +1 more source

Comparing the Last Interglacial (MIS 5e) with the present interglacial period (MIS 1) using a multidimensional functional diversity analysis: The marine molluscs from Santa Maria Island (Azores Archipelago, central Atlantic) as a case study

open access: yesJournal of Quaternary Science, Volume 41, Issue 2, Page 333-360, February 2026.
ABSTRACT Marine fossil records hold outstanding importance for ecological, evolutionary and biogeographical studies. Santa Maria Island in the Azores Archipelago (central Atlantic) features a remarkable marine fossil record spanning from the Pliocene to recent times.
Sérgio P. Ávila   +16 more
wiley   +1 more source

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