Search Results - "Biostratigraphy"

Biostratigraphy of the Ladinian–Carnian (Middle–Late Triassic) boundary section at Glacier Spur, northeastern British Columbia, Canada.

Authors: Golding, Martyn L. Orchard, Michael J. Zonneveld, John-Paul et al.

Source: Canadian Journal of Earth Sciences. 6/22/2026, Vol. 63, p1-14. 14p.

Integrated Neogene to Quaternary nannofossil biostratigraphy and sedimentation rates analysis in the Cikarang sequence, North West Java Basin, Indonesia.

Alternate Title: Integrirana analiza neogenske do kvartarne biostratigrafije nanofosila i brzine sedimentacije u sekvenciji Cikarang, bazen Sjeverozapadne Jave, Indonezija.

Authors: Rieuwpassa, Lilian C. Isnaniawardhani, Vijaya Muljana, Budi

Source: Rudarsko-Geološko-Naftni Zbornik. 2026, Vol. 41 Issue 1, p11-22. 12p.

Subject Terms: *Nannofossils, *Biostratigraphy, *Petrology, *Sedimentation & deposition, *Neogene Period, *Quaternary Period

Geographic Terms: Indonesia

Early Tithonian ammonites, microfacies, biostratigraphy, and biogeography from the Mészkemence section (Zengővárkony, Mecsek Mountains, South Hungary).

Authors: Bujtor, László¹ bujtor.laszlo@uni-eszterhazy.hu

Source: Geologia Croatica. 2026, Vol. 79 Issue 1, p1-21. 21p.

Subject Terms: *Ammonoidea, *Biostratigraphy, *Sedimentary facies (Geology), *Biogeography

Geographic Terms: Europe, Hungary

The Late Badenian shallow-water marine deposits of the southwestern Dacian Basin, Serbia.

Authors: Ganić, Meri Rundić, Ljupko Gajić, Violeta et al.

Source: Geologia Croatica. 2026, Vol. 79 Issue 1, p23-43. 21p.

Subject Terms: *Marine sediments, *Biostratigraphy, *Paleontology, *Miocene Epoch, *Geological time scales, *Sedimentology

Geographic Terms: Serbia

NEW DATA ON THE MID- TO UPPER CRETACEOUS SUCCESSION OF EASTERN SARDINIA IN THE FRAMEWORK OF THE GEOLOGICAL EVOLUTION OF THE TETHYAN REALM.

Authors: DIENI, IGINIO MASSARI, FRANCESCO PETRIZZO, MARIA ROSE et al.

Source: Rivista Italiana di Paleontologia e Stratigrafia. Mar2026, Vol. 132 Issue 1, p177-195. 19p.

A New Ammonite Biostratigraphic Framework for Distal Urgonian Successions of North Provence and a Correlation with Southern Vercors.

Authors: Frau, Camille Tendil, Anthony J.-B. Lanteaume, Cyprien

Source: Diversity (14242818). Mar2026, Vol. 18 Issue 3, p162. 13p.

Biostratigraphic integration of shallow benthic foraminifera Alveolina and calcareous nannofossils from the early Eocene Mojen Section (Alborz Zone, Northern Iran).

Authors: Hadi, Mehdi Notghi-Moghaddam, Marziyeh Oftadeh, Saeid et al.

Source: Stratigraphy. Mar2026, Vol. 23 Issue 1, p1-14. 14p.

Multi-proxy evidence from the exposed strata at Okpekpe, Imiegba, and environs for nomenclature as Mamu Formation, Benin Flank, NW Anambra basin, Nigeria.

Authors: Abiodun Etobro, Israel Aruoriwo Ejeh, Omabehere Innocent

Source: Journal of Nigerian Society of Physical Sciences. Feb2026, Vol. 8 Issue 1, p1-13. 13p.

Relative age determination of the Sarki Formation in the northeastern margin of the Arabian plate, revealed by foraminifera and dasycladacean algae.

Alternate Title: Determinación de la edad relativa de la Formación Sarki en el margen noreste de la placa Arábiga, mediante foraminíferos y algas dasicladáceas.

Authors: Asaad, Irfan Sh. Omer, Muhamed F. Balaky, Sardar M.

Source: Boletín de la Sociedad Geológica Mexicana. 2026, Vol. 78 Issue 1, p1-16. 16p.

An updated correlation of the Silurian strata in Estonia.

Alternate Title: Eesti Siluri kihtide uuendatud korrelatsiooniskeem.

Authors: Männik, Peep Meidla, Tõnu Hints, Olle

Source: Estonian Journal of Earth Sciences. 2026, Vol. 75 Issue 1, p19-34. 16p.

New palynological dating of the coral bioherm «Gisliflue Reef» and the implication for the stratigraphy of northern Switzerland.

Authors: Degiacomi, Andri Feist-Burkhardt, Susanne Wohlwend, Stephan

Source: Swiss Journal of Geosciences. 10/23/2025, Vol. 118 Issue 1, p1-26. 26p.

Subjects: Biostratigraphy, Dinoflagellate cysts, Fossil pollen, Echinodermata, Corals, Coral reefs & islands, Facies

Geographic Terms: Switzerland

Late Neoproterozoic–Early Paleozoic acritarch assemblages from the Madhubani Group, with remarks on the age and status of the Pre-Tertiary Sequence (Ganga Supergroup) of the Ganga Basin, Northern India.

Authors: Prasad, Bijai Asher, Ramson

Source: Journal of Earth System Science. Dec2025, Vol. 134 Issue 4, p1-31. 31p.

Subjects: Acritarchs, Biostratigraphy, Proterozoic Era, Paleozoic Era, Geological formations, Precambrian, Geological time scales

Stratigraphic Setting, Facies Types, and Mineral Paragenesis of the Carbonate-Bearing Tertiary Sedimentary Succession of Usfan Area, WestCentral Saudi Arabia.

Authors: Mesaed, Ali A. Gameil, Mohamed Thiga, Rayan F.

Source: Engineering, Technology & Applied Science Research; Dec2025, Vol. 15 Issue 6, p28818-28828, 11p

Stratigraphy of the Upper Cretaceous Graneros Shale and Greenhorn Limestone on the eastern margin of theWestern Interior Seaway, USA.

Authors: Schueth, Jonathan D. Joeckel, R. Matt Ziebolz, Ursula et al.

Source: Stratigraphy. Dec2025, Vol. 22 Issue 4, p213-233. 21p.

Integrated biostratigraphy of the Maastrichtian-Danian sequence in the southern Tethys with insights into paleoenvironmental implications.

Authors: El-Kahawy, Ramadan M. Raafat, Aya

Source: Scientific Reports. 11/4/2025, Vol. 15 Issue 1, p1-27. 27p.

STRATIGRAPHY, CORRELATION, AND INDUSTRIAL-GEOPHYSICAL CHARACTERISTICS OF THE TRIASSIC DEPOSITS OF THE SEGHENDYK DEPRESSION (SOUTHERN MANGYSHLAK).

Authors: Zhiyenbayeva, G. Kozhakhmet, K. Khamzina, B. et al.

Source: Scientific Bulletin of National Mining University; 2025, Issue 6, p23-34, 12p

Revision of Middle Cambrian trilobites and agnostids from Cape Breton Island, Nova Scotia, reveals a Guzhangian faunal interval in the Avalonian cover sequence.

Authors: Westrop, Stephen R. Landing, Ed

Source: Canadian Journal of Earth Sciences. 2025, Vol. 62 Issue 10, p1480-1497. 18p.

First record of Metriorhynchidae (Crocodylomorpha, Thalattosuchia) from the Lower Cretaceous of northeastern Italy: high-resolution biostratigraphy, morphological description and comparative pelagic taphonomy.

Authors: Mongiovì, Fabio Walter, Jules Denis Bizzarini, Fabrizio et al.

Source: Historical Biology. Oct2025, Vol. 37 Issue 10, p2284-2294. 11p.

Upper Silurian conodonts from the Ockerkalk limestone of southeastern Sardinia (Italy).

Authors: CORRIGA, MARIA G. FERRETTI, ANNALISA CORRADINI, CARLO

Source: Bulletin of Geosciences. 2025, Vol. 100 Issue 4, p445-487. 43p.

Bio- und Lithostratigrafie des Unteren Muschelkalks bis Unteren Juras am Mittellandkanal östlich Hannover, Niedersachsen.

Alternate Title: Bio- and Lithostratigraphy of Lower Muschelkalk to Lower Jurassic at the Mittellandcanal east of Hannover, Lower Saxony.

Authors: Heunisch, Carmen Luppold, Friedrich Wilhelm Ernst, Robert

Source: Journal of Applied & Regional Geology / Zeitschrift der Deutschen Gesellschaft für Geowissenschaften (ZDGG). 2025, Vol. 176 Issue 4, p771-794. 24p.