Results 101 to 110 of about 899 (204)

LITHOSTRATIGRAPHY AND PALAEONTOLOGY OF THE ‘BLACK SHALE’ FACIES OF THE SEMANGGOL FORMATION (CHERT UNIT) AT BUKIT MERAH (PERAK, PENINSULAR MALAYSIA)

open access: yesPlatform, a Journal of Engineering, 2019
In the Semanggol formation cropping out in Northern Perak, a ‘black shale’ facies was identified at the lowermost level of the chert unit at Bukit Merah, containing trace and body fossils. Despite some recent contributions made in Northern Perak outcrops,
Joannemarie Estelle Liew   +1 more
doaj  

Trazas fósiles de la ichnofacies de Cruziana, Zoophycos y Nereites del Cenozoico de los Andes Fueguinos [PDF]

open access: yes, 2008
Se dan a conocer resultados de estudios sistemáticos, implicancias paleoambientales y diversidad de trazas fósiles del PaleocenoMioceno de los Andes Fueguinos. Se reconocen las icnofacies de Cruziana (Formación Leticia, Eoceno Medio alto), y de Zoophycos
Ponce, Juan Jose   +3 more
core  

Entobia ichnofacies from the Middle Miocene carbonate succession of the northern Western Desert of Egypt

open access: yes, 2018
A bed of Middle Miocene (Serravallian) lagoonal facies with well-developed patch reefs is described from a section at the Siwa Oasis, northern Western Desert of Egypt. It is well-exposed in the middle Siwa Escarpment Member of the Marmarica Formation and
El-Sabbagh, A., El-Hedeny, M.
core   +1 more source

Trace fossils from the Desejosa Formation (Schist and Greywacke Complex, Douro Group, NE Portugal): new Cambrian age constraints

open access: yesGeologica Acta, 2014
Trace fossils from a new locality in the Desejosa Formation, Freixo de Espada à Cinta area, northeast Portugal, are described, including Teichichnus rectus and the first Cambrian record from Iberia of the ichnogenus Rosselia, identified as R.
Í. DIAS DA SILVA   +2 more
doaj  

Jurassic tetrapod footprint ichnofaunas and ichnofacies of the Western Interior, USA

open access: yes, 2014
The Jurassic tetrapod track record of the Western Interior, USA, is one of the most diverse, complete and well-studied in the world, spanning a relatively continuous representation of Lower, Middle and Upper Jurassic formations.
Lockley, M., Gierlinski, G.
core  

Cambrian trace fossils of the Cruziana ichnofacies from the Bikaner-Nagaur Basin, north western Indian Craton

open access: yes, 2014
The Marwar Supergroup of the Bikaner-Nagaur Basin is composed of sediments deposited from the late Neoproterozoic (Ediacaran) to Upper Cambrian. The Nagaur Sandstone Formation of the Nagaur Group (uppermost division of the Marwar Supergroup) preserves ...
Uchman, Alfred   +7 more
core   +1 more source

Ichnofacies, Ichnocoenoses, and Ichnofabrics of Quaternary Shallow-Marine to Dunal Tropical Carbonates: A Model and Implications

open access: yes, 2007
A model of five ichnocoenoses within the Skolithos and Psilonichnus ichnofacies characterizes the modern, Holocene, and Pleistocene coastal-carbonate depositional environments and limestones of the Bahamas, as well as the Miami Limestone of south ...
Curran, H. Allen
core  

La Icnofacies Zoophycos-Chondrites del Cretácico de la Cordillera Occidental de Colombia y su posible significación paleoambiental La Icnofacies Zoophycos-Chondrites del Cretácico de la Cordillera Occidental de Colombia y su posible significación paleoambiental

open access: yesCaldasia, 1986
The Zoophycos-Chondrites ichnofacies is common in fine-grained Cretaceous sedimentary rocks, in both biosiliceous and terrigenous claystone and siltstone of the Western Cordillera of Colombia, but it is absent from isopic coeval rocks of the Central and ...
Etayo Serna Fernando
doaj  

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