Author

Jens Lehmann

Observed names: J. LEHMANN, J. Lehmann, JENS LEHMANN, Lehmann, Jens

Observed institutions: University of Bonn, University of Bremen, University of California System, University of Tübingen, Ruhr University Bochum

ORCID: 0000-0001-6580-6644

Observed ORCID: 0000-0001-6580-6644

OpenAlex ID: A5073724462

Late Aptian to late Albian sea-level fluctuations constrained by geochemical and biological evidence (Nahr Umr Formation, Oman)

1999 · A. Immenhauser, W. Schlager, et al. · Journal of Sedimentary Research · 90

Formation of the Late Aptian Niveau Fallot black shales in the Vocontian Basin (SE France): evidence from foraminifera, palynomorphs, and stable isotopes

2003 · Oliver Friedrich, Kerstin Reichelt, et al. · Marine Micropaleontology · 78

Microfacies, biostratigraphy, and geochemistry of the hemipelagic Barremian–Aptian in north-central Tunisia: Influence of the OAE 1a on the southern Tethys margin

2008 · M. Heldt, M. Bachmann, et al. · Palaeogeography Palaeoclimatology Palaeoecology · 77

Soft–part preservation in heteromorph ammonites from the Cenomanian–Turonian Boundary Event (OAE 2) in north–west Germany

2012 · CHRISTIAN KLUG, WOLFGANG RIEGRAF, et al. · Palaeontology · 67

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Turonian to Santonian carbon isotope data from the Tethys Himalaya, southern Tibet

2009 · I. Wendler, J. Wendler, et al. · Cretaceous Research · 62

Aptian (Lower Cretaceous) biostratigraphy and cephalopods from north central Tunisia

2009 · Jens Lehmann, Matthias Heldt, et al. · Cretaceous Research · 52

Allocrioceras from the Cenomanian (mid‐Cretaceous) of the Lebanon and its bearing on the palaeobiological interpretation of heteromorphic ammonites

2004 · Max G. E. Wippich, Jens Lehmann · Palaeontology · 52

Soft Part Anatomy of Ammonoids: Reconstructing the Animal Based on Exceptionally Preserved Specimens and Actualistic Comparisons

2015 · Christian Klug, Jens Lehmann · Topics in geobiology · 49

Report on the 7th International Meeting of the IUGS Lower Cretaceous Ammonite Working Group, the Kilian Group (Warsaw, Poland, 21st August 2022): State of the art on the current Standard Ammonite Zonation of the Western Tethyan Mediterranean Province

2023 · Ottilia Szives, Josep A. Moreno-Bedmar, et al. · Cretaceous Research · 48

Increased terrigenous influx but no drowning: palaeoenvironmental evolution of the Tunisian carbonate platform margin during the Late Aptian

2009 · M. HELDT, J. LEHMANN, et al. · Sedimentology · 45

Redox conditions, productivity, and volcanic input during deposition of uppermost Jurassic and Lower Cretaceous organic-rich siltstones in Spitsbergen, Norway

2018 · Michał Rakociński, Michał Zatoń, et al. · Cretaceous Research · 40

Integrated stratigraphy and palaeoenvironment of the Cenomanian-Lower Turonian (Upper Cretaceous) of northern Westphalia, North Germany

1999 · Jens Lehmann · Facies · 39

The Early Cretaceous flora from the Wealden facies at Duingen, Germany

2013 · Christian Pott, Michael Guhl, et al. · Review of Palaeobotany and Palynology · 37

Orbital time scale, intra-platform basin correlation, carbon isotope stratigraphy and sea-level history of the Cenomanian–Turonian Eastern Levant platform, Jordan

2010 · Jens E. Wendler, Jens Lehmann, et al. · Geological Society London Special Publications · 35

Short-term warming events during the boreal Albian (mid‑Cretaceous)

2011 · Jochen Erbacher, Oliver Friedrich, et al. · Geology · 34

Late Cretaceous ammonites from the Bou Angueur syncline (Middle Atlas, Morocco) - stratigraphic and palaeobiogeographic implications.

2009 · Jens Lehmann, Hans-Georg Herbig · Palaeontographica Abteilung A · 30

Paleobiogeography of Late Cretaceous Ammonoids

2015 · Christina Ifrim, Jens Lehmann, et al. · Topics in geobiology · 29

Ammonite Biostratigraphy of the Cretaceous—An Overview

2015 · Jens Lehmann · Topics in geobiology · 26

Paleobiogeography of Early Cretaceous Ammonoids

2015 · Jens Lehmann, Christina Ifrim, et al. · Topics in geobiology · 26

Origin and Correlation of Disconformity Surfaces and Marker Beds, Nahr Umr Formation, Northern Oman

2000 · Adrian Immenhauser, Wolfgang Schlager, et al. · SEPM (Society for Sedimentary Geology) eBooks · 26

Cephalopod associations and palaeoecology of the Cretaceous (Barremian–Cenomanian) succession of the Alpstein, northeastern Switzerland

2016 · Amane Tajika, Peter Kürsteiner, et al. · Cretaceous Research · 23

A novel multiproxy approach to reconstruct the paleoecology of extinct cephalopods

2018 · René Hoffmann, Sylvia Riechelmann, et al. · Gondwana Research · 22

Morphological variability in response to palaeoenvironmental change – a case study on Cretaceous ammonites

2015 · Jens Lehmann, Dieter von Bargen, et al. · Lethaia · 22

Early Aptian bay deposits at the southern margin of the Lower Saxony Basin: Integrated Stratigraphy, palaeoenvironment and Oae 1a

2012 · Jens Lehmann, Oliver Friedrich, et al. · Acta Geologica Polonica · 22

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Upper Albian ammonites from ODP Leg 171B off northern Florida

2000 · Jens Lehmann · Palaeontology · 20

Works count: 85

Citation count: 1,372

H-index: 22

I10-index: 37