Results 91 to 100 of about 3,942 (214)

Storm deposits of the Coquena Formation (Upper Tremadocian) at the Chalala creek, Cordillera Oriental [PDF]

open access: yes, 2013
En la quebrada de Chalala aflora una sucesión heterolítica dominantemente arenosa caracterizada por abundantes niveles bioclásticos, que ha sido asignada a la Formación Coquena (Tremadociano superior).
Benítez, María del Huerto
core   +1 more source

The trace fossil Lepidenteron lewesiensis (Mantell, 1822) from the Upper Cretaceous of southern Poland [PDF]

open access: yes, 2013
Lepidenteron lewesiensis (Mantell, 1822) is an unbranched trace fossil lined with small fish scales and bones, without a constructed wall. It is characteristic of the Upper Cretaceous epicontinental, mostly marly sediments in Europe.
Jurkowska, Agata, Uchman, Alfred
core   +1 more source

Three-dimensional elasto-plastic soil modelling and analysis of sauropod tracks [PDF]

open access: yesActa Palaeontologica Polonica, 2016
This paper reports the use of FEA (Finite Element Analysis) to model dinosaur tracks. Satisfactory reproductions of sauropod ichnites were simulated using 3D numerical models of the elasto-plastic behaviour of soils.
Eugenio Sanz   +3 more
doaj  

Dinosaur footprint assemblage from the Lower Cretaceous Khok Kruat Formation, Khorat Group, northeastern Thailand [PDF]

open access: yes, 2017
The Khok Kruat Formation is the upper part of the Khorat Group, which consists of upper Lower Cretaceous non-marine sedimentary rocks in northeastern Thailand.
Agematsu Sachiko   +6 more
core   +2 more sources

ONE WORM IN THREE SUBSTRATES, NEOICHNOLOGICAL ANALYSES OF U-SHAPE STRUCTURES IN THE GOLFO NUEVO BEACHES, PATAGONIA, ARGENTINA.

open access: yesLatin American Journal of Sedimentology and Basin Analysis, 2023
The environmental analysis of the sedimentary record use different tools to characterized not just the main physical parameters of a sedimentary systems, also the development of life on it.
Sebastian M. Richiano   +1 more
doaj   +2 more sources

TRACE FOSSILS IN PLEISTOCENE SANDY DEPOSITS FROM GRAVINA AREA SOUTHERN ITALY

open access: yesRivista Italiana di Paleontologia e Stratigrafia, 2020
The ichnology of the Pleistocene sand sequence of Gravina is described. The trace fossils provide evidence for marine coastal environments, ranging from the lower infralittoral to intertidal.
A. D'ALESSANDRO, R.G. BROMLEY
doaj  

Neoichnology of a Lake Margin in the Canadian Aspen Parkland Region, Cooking Lake, Alberta

open access: yesSedimentologika
Neoichnology provides insights essential for interpreting trace fossils in the rock record. Despite the wealth of studies conducted in marine nearshore environments, non-marine environments including lacustrine settings have received comparably little ...
Ryusuke Kimitsuki   +6 more
doaj   +1 more source

Icnofósseis de invertebrados e raízes fósseis da formação Marília (membro echaporã), Grupo Bauru, Cretáceo superior, Brasil [PDF]

open access: yes, 2014
Dissertação (mestrado)—Universidade de Brasília, Instituto de Geociências, Programa de Pós-Graduação em Geologia Regional. 2014.A Formação Marília (Grupo Bauru, Cretáceo Superior, Brasil) já rendeu uma grande quantidade de fósseis de vertebrados ...
Mineiro, Adriano Santos
core  

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