Results 11 to 20 of about 3,630 (50)

Septa and Sutures in Jurassic Ammonites [PDF]

, 1959
D. T. Donovan
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Morphological variations and geographic distribution of the rare Middle Jurassic ammonite Oecoptychius refractus [PDF]

, 2023
Sreepat Jain, Mariusz A. Salamon, Günter Schweigert, Bartosz J. Płachno   +3 more
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Paleobiology of the Latest Tithonian (Late Jurassic) Ammonite Salinites grossicostatum Inferred from Internal and External Shell Parameters

, 2016
Patrick Zell, Wolfgang Stinnesbeck
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Review of the ammonite genus Pseudokossmaticeras Spath, 1922 from the uppermost Campanian–lower Maastrichtian in Bulgaria

, 2021
Docho Dochev, Lubomír Metodiev
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A North American ammonite fauna from the late Middle Turonian of Vaucluse and Gard, southern France: the Romaniceras mexicanum, Prionocyclus hyatti and Coilopoceras cf. springeri association

, 2016
Francis Amédro, Francis Robaszynski, Bertrand Matrion, Christian Devalque   +3 more
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On the ammonite genus Ophryoceras van Hoepen, 1942, a synonym of Pervinquieria (Pervinquieria) Böhm, 1910, from the Upper Albian of KwaZulu-Natal, South Africa [PDF]

William J. Kennedy, Herbert Christian Klinger   +1 more
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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 Anton Moreno‐Bedmar, Beatriz Aguirre‐Urreta, Miguel Company, Camille Frau, Mikel A. López‐Horgue, Antoine Pictet, Izabela Ploch, Christian Salazar, Ricardo Barragán, Jean‐Louis Latil, Jens Lehmann, Emmanuel Robert, Stéphane Reboulet   +13 more
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The Relationship Among Suture Complexity, Shell Form, and Stratigraphic Formation In Ammonites Of The Western Interior Seaway

, 2017
Darrah Jorgensen
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Earliest Jurassic (Hettangian) psiloceratoid ammonites from a subrosion pipe at Winterswijk, the eastern Netherlands [PDF]

, 2007
Adiël A. Klompmaker, B.J.H.M. van den Berkmortel   +1 more
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A rare occurrence of Late Hettangian ammonites (Angulaticeras and Paracaloceras) in the Mediterranean Tethys (Rif, Northern Morocco)

, 2010
Jean‐Louis Dommergues, Christian Meister, Walter Wildi   +2 more
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