A diverse trace-fossil assemblage from the Middle Jurassic (Bajocian) Teniet El Klakh Formation (western Saharan Atlas, Algeria)

F Mekki, I Bouchemla, M Adaci, S Talmat… - Proceedings of the …, 2023 - Elsevier
The mixed siliciclastic–carbonate Teniet El Klakh Formation (Middle Jurassic, Bajocian)
mainly consists of a monotonous, clay and fine-grained sandstone alternation with some …

Environmental controls on trace-fossil distribution in the Upper Jurassic-Lower Cretaceous Vaca Muerta Formation (Argentina): Implications for the analysis of fine …

M Paz, MG Mángano, LA Buatois, PR Desjardins… - Sedimentary …, 2023 - Elsevier
Over the past years, the interest in organic-rich, fine-grained depositional systems has been
growing due to the increasing relevance of unconventional shale reservoirs and several …

Glendonite concretion formation due to dead organism decomposition

Y Muramiya, H Yoshida, M Minami, T Mikami… - Sedimentary …, 2022 - Elsevier
Glendonite is generally accepted as a calcite pseudomorph after ikaite (CaCO 3· 6H 2 O)
and is commonly preserved in spherical carbonate concretions known as glendonite …

Animal–substrate interactions preserved in ancient lagoonal chalk

FL Valencia, MG Mángano, LA Buatois, JC Laya - Scientific Reports, 2022 - nature.com
Trace-fossil assemblages reflect the response of the benthos to sets of paleoenvironmental
conditions during and immediately after sedimentation. Trace fossils have been widely …

Evolution and palaeoenvironmental migration of a Cambrian undermat miner

LJ Zhang, LA Buatois, MG Mángano, R Fan… - Palaeogeography …, 2024 - Elsevier
Microbial mats sealed the sea bottom, becoming the food supply of many early metazoans,
which exploited this resource in multiple ways during the late Ediacaran and earliest …

[HTML][HTML] Ichnological indicators of physico-chemical stresses in wave-to tide-dominated Miocene shallow marine environments (Argentine Patagonia)

SA Celis, D Moyano-Paz, S Richiano, JI Cuitiño… - Sedimentary …, 2024 - Elsevier
An integrated analysis of ichnological and sedimentological features in ancient successions
provides a robust dataset of high-resolution interpretations of environmental parameters …

X-ray microtomography analysis to approach bioturbation's influence on minor-scale porosity distribution: A novel approach in contourite deposits

O Miguez-Salas, J Dorador, FJ Rodríguez-Tovar… - Journal of Petroleum …, 2022 - Elsevier
Micro-CT analysis is employed for the first time to evaluate the effects of bioturbation on
porosity distribution in contourite facies, namely: i) sandy clastic contourites from the Late …

[HTML][HTML] Early Cretaceous shifting of Zoophycos in the Ouarsenis Mountains (northwestern Algeria)

I Bouchemla, LJ Zhang, M Benyoucef… - Journal of …, 2023 - Elsevier
Early Cretaceous succession of the Oued Fodda Formation in the Ouarsenis Mountains
(northwestern Algeria) is mainly composed of marl–limestone alternations, which are …

Storm-dominated shallow marine trace fossils of the Lower Devonian Teferguenite Formation (Saoura valley, Algeria)

M Bendella, M Benyoucef… - Italian Journal of …, 2022 - pubs.geoscienceworld.org
The mixed siliciclastic-carbonate Teferguenite Formation (Pragian-Emsian) occurring in the
Ougarta Range (SW Algeria) is subdivided into two members: the Lower Member consists of …

Abundant Zoophycos and Chondrites from the Messinian (Upper Miocene) of northwestern Algeria

O Vinn, M Bendella, M Benyoucef, LJ Zhang… - Journal of African Earth …, 2020 - Elsevier
The Messinian diatomaceous deposits are widely exposed in the Lower Chelif Basin (NW-
Algeria). The upper part of the Diatomaceous Formation is intercalated by four …