Gerd Geyer

University of Würzburg — Germany

Earth and Planetary Sciences · Physical Sciences

32h-index3.7kcitations147works0.72yr avg
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Research Topics

Paleontology and Stratigraphy of Fossils(112), Geology and Paleoclimatology Research(58), Geological formations and processes(31), Geological and Geochemical Analysis(30), Evolution and Paleontology Studies(21)

Publications147 total

New Middle Cambrian (Drumian) U-Pb age of Cape Breton Island volcanism and Cambrian–lowest Ordovician stratigraphic reevaluation confirm the Bourinot belt (southern “Bras d’Or terrane”) is Avalonian
Canadian Journal of Earth Sciences·2025
A new chronostratigraphic anchor for the early Cambrian: Integrating δ¹³C chemostratigraphy and Bayesian astrochronology in West Gondwana (Anti-Atlas, Morocco)
2025Open Access
Geochemistry and Geochronology of the Heldburg Dyke Swarm, Central European Volcanic Province
Journal of Petrology·2025
Lower Cambrian (Stage 3–4) of NW Africa: West Gondwanan bio- and lithostratigraphy of Stage 4 in the Moroccan Atlas ranges, with evaluation of global Stage 4
Zeitschrift der Deutschen Gesellschaft für Geowissenschaften·2025· 2 cited
Foundational uncertainties in terminal Ediacaran chronostratigraphy revealed by high-precision zircon U-Pb geochronology of the Nama Group, Namibia
Earth-Science Reviews·2025· 4 citedOpen Access
Hyoliths from the Manuels River Formation, middle Middle Cambrian (Miaolingian, upper Wuliuan–Drumian) of Avalonian southeastern Newfoundland
Zeitschrift der Deutschen Gesellschaft für Geowissenschaften·2025
Geochemistry and high-precision zircon U-Pb geochronology of the Nama Group reveal foundational uncertainties in terminal Ediacaran chronostratigraphy
2025Open Access
Comment: Carbonate production and reef building under ferruginous seawater conditions in the Cambrian rift branches of the Avalon Zone, Newfoundland by J.J. Álvaro and A. Mills, Sedimentology (71, 1245–1269)
Sedimentology·2025Open Access
U-Pb volcanic zircon dates from New Brunswick constrain the Middle Cambrian Drumian Stage and trans-Avalonian green–black boundary
Geological Magazine·2025Open Access
Norestheria (Spinicaudata, Crustacea): Morphology and its stratigraphical and geographic significance
Palaeontologia Electronica·2025Open Access
Cambrian Fossils of Central Europe and Their Palaeogeographic Constraints
Regional geology reviews·2025· 1 cited
Integrated astrochronology and geochronology for the Terreneuvian–Cambrian Series 2 Boundary: Insights from the Tiout Section, Morocco
Abstracts with programs - Geological Society of America·2025
Constraining the Tempo and Dynamics of Cambrian Earth Systems: Unlocking Sedimentary Successions with Tandem Detrital Zircon Geochronology and Bayesian Age Modeling
Abstracts with programs - Geological Society of America·2025
Geochemistry and high-precision zircon U-Pb geochronology of the Nama Group reveal foundational uncertainties in terminal Ediacaran chronostratigraphy
2025
The end of the ‘living fossil’ tale? A new look at Triassic specimens assigned to the tadpole shrimp <i>Triops cancriformis</i> (Notostraca) and associated phyllopods from the Vosges region (eastern France)
Papers in Palaeontology·2024· 1 cited
Comment on ‘New evidence for the Baltican cratonic affinity and Tonian to Ediacaran tectonic evolution of West Avalonia in the Avalon Peninsula, Newfoundland, Canada’
Precambrian Research·2024· 4 cited
Early Cambrian hyoliths from the Brigus Formation of Avalonian Newfoundland
Alcheringa An Australasian Journal of Palaeontology·2024· 1 cited
TRILOBITE MINERALIZATION, DIACHRONOUS LOWEST OCCURRENCES OF TRILOBITES, AND A GLOBAL LOWER CAMBRIAN SUBDIVISION STANDARD
Abstracts with programs - Geological Society of America·2024
Unconformity-bounded rift sequences in Terreneuvian–Miaolingian strata of the Caledonian Highlands, Atlantic Canada: Comment
Geological Society of America Bulletin·2023· 6 citedOpen Access
U-Pb zircon dates from North American and British Avalonia bracket the Lower–Middle Cambrian boundary interval, with evaluation of the Miaolingian Series as a global unit
Geological Magazine·2023· 12 citedOpen Access
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Frequent Co-authors

Ed Landing(16), Samuel A. Bowring(5), Olaf Elicki(4), Aram Bayet‐Goll(4), J. H. Shergold(3), Stephen R. Westrop(3), Wolfram Heldmaier(3), Loren E. Babcock(3), Shanchi Peng(3), Artem Kouchinsky(3), Mark D. Schmitz(3), Kathleen L. Davidek(2), Ulf Linnemann(2), Michael Hautmann(2), Alfred Uchman(2), Tatyana V. Pegel(2), Thomas Wotte(2), John S. Peel(2), Kenneth E. Bartowski(2), Markus Wilmsen(2)