Results 101 to 110 of about 1,129 (194)

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  

Callovo-Oxfordian ichnofacies of Takhmaret Area (Saida Mounts, Western-North Algeria)

open access: yes, 2008
Bendella Mohamed, Benhamou Miloud, Benyoucef Madani, Malti Fatima Zohra, El Habib Hadj. Callovo-Oxfordian ichnofacies of Takhmaret Area (Saida Mounts, Western-North Algeria). In: Documents des Laboratoires de Géologie, Lyon, n°164, 2008.
Bendella, Mohamed   +4 more
core  

Upper Neogene Ichnofacies of the Guadalquivir Basin (Lepe-Ayamonte area, Huelva, Spain)

open access: yes, 1997
Thè marine arid lacustrine Upper Neogene sediments in the Southwestern sector of the Guadalquivir Basin (Lepe-Ayamonte area, Huelva, Spain), are basically characterized by four distinte ichnofacies: Cruziana, Skolithos, mixed Cruziana-Skolithos ...
Mayoral Alfaro, Eduardo   +2 more
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  

The 20-million-year old lair of an ambush-predatory worm preserved in northeast Taiwan. [PDF]

open access: yesSci Rep, 2021
Pan YY   +7 more
europepmc   +1 more source

Evaluating bioturbation as an indicator of colonisation windows in deltaic systems, Kachchh Basin, India

open access: yesJournal of the Palaeontological Society of India
The concept of colonisation windows—intervals during which benthic organisms can actively bioturbate before being interrupted by sedimentation or environmental shifts—offers a high-resolution tool for palaeoenvironmental reconstruction. The present study
BHAWANISINGH G. DESAI   +3 more
doaj   +1 more source

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