Results 31 to 40 of about 9,098 (223)

Using microplankton proxies to evaluate marine palaeonvironmental changes during late Maastrichtian: Evidence from the Møre Basin (Norwegian continental shelf)

, 2022
This work presents high-resolution palynological and micropalaeontological analyses of a cored succession across the upper Maastrichtian from a well in the Møre Basin (Norwegian continental shelf).
Casas Gallego, Manuel, Ayress, Michael, Vieira, Manuel, Mahdi, Salih   +3 more
core   +1 more source

ON THE VARIABILITY OF TETHYIAN ROTALIID BENTHIC FORAMINIFERAL SPECIES OF THE GENUS BOLIVINOIDESELLA ANAN [PDF]

Acta Scientifica Malaysia
Six Maastrichtian-Paleogene small Rotaliid benthic foraminiferal species of the genus Bolivinoidesella Anan are distributed in many localities in the Tethyan Atlantic and Pacific Oceans.
Haidar Salim Anan
doaj   +1 more source

Multiple Orbitoides d’Orbigny lineages in the Maastrichtian? Data from the Central Sakarya Basin (Turkey) and Arabian Platform successions (Southeastern Turkey and Oman)

Swiss Journal of Palaeontology, 2021
The standard reconstruction of species of Orbitoides d’Orbigny into a single lineage during the late Santonian to the end of the Maastrichtian is based upon morphometric data from Western Europe.
Ercan Özcan, Ali Osman Yücel, Rita Catanzariti, Sibel Kayğılı, Aral I. Okay, Michael D. Simmons, Johannes Pignatti, İftikhar Ahmed Abbasi, Ümitcan Erbil   +8 more
doaj   +1 more source

On a record of cow shark’ tooth (Neoselachii, Hexanchidae) from the Upper Cretaceous of Saratov Volga region [PDF]

Известия Саратовского университета. Новая серия: Серия Науки о Земле
The discovery of a tooth of the cow shark Hexanchus microdon (Ag., 1835) from carbonate deposits of the Karsun Formation in the ‘Krasny Oktyabr’ quarry (Volsk, Saratov Volga River Right Bank) is described. Based on the associated foraminifera
Popov, Evgeniy Valerievich, Lopyrev, Vladimir Alekseevich, Seltzer, Vladimir Borukhovich   +2 more
doaj   +1 more source

Dercetid fishes from the Maastrichtian type area (Upper Cretaceous) of Belgium and the Netherlands

Acta Palaeontologica Polonica
The family Dercetidae comprises a diverse array of marine aulopiform actinopterygians. Until now, merely seven specimens, assigned to five species, were recorded from the Maastrichtian type area.
Jelle J.A. Heere, Jonathan J.W. Wallaard, Maarten De Rijke, John W.M. Jagt   +3 more
doaj   +1 more source

A new species of halisaurine mosasaurid from the Upper Cretaceous of Egypt [PDF]

Acta Palaeontologica Polonica
Halisaurinae are an extinct subfamily of small- to medium-sized mosasaurids that diversified in the latest Cretaceous. Halisaurines were particularly abundant and diverse in the Tethys Sea and Atlantic Ocean surrounding North Africa. Here we report a new
Ahmed Ali Shaker, Nicholas Roy Longrich, Amin Strougo, Anhar Asan, Mohamed Kamel Mousa, Gebely Abdel-Maksoud Abu El-Kheir   +5 more
doaj   +1 more source

The first notosuchian crocodyliform from the Araçatuba Formation (Bauru Group, Paraná Basin), and diversification of sphagesaurians

Anais da Academia Brasileira de Ciências, 2021
The mesoeucrocodylian record from the Bauru Group (Paraná Basin, Brazil) comes from three formations: Adamantina (Late Turonian–Early Maastrichtian), Presidente Prudente (Early Campanian–Early Maastrichtian) and Marília (Maastrichtian). These records are
ANDRÉ EDUARDO P. PINHEIRO, LUCY G. DE SOUZA, KAMILA L.N. BANDEIRA, ARTHUR S. BRUM, PAULO VICTOR LUIZ G.C. PEREIRA, LUÍS OTÁVIO R. DE CASTRO, RENATO R.C. RAMOS, FELIPE M. SIMBRAS   +7 more
doaj   +1 more source

Genus Sororistirps (Porifera, Hexactinellida, Ventriculitidae) [PDF]

Известия Саратовского университета. Новая серия: Серия Науки о Земле
Representatives of the genus Sororistirps, distinguished among the Ventriculites, have been detected in the Santonian – Maastrichtian rocks from the southeast of the Russian Plate.
Pervushov, Evgeniy Mikhaylovich
doaj   +1 more source

THE EVOLUTIONARY LINEAGES OF THE MAASTRICHTIAN PLANKTIC FORAMINIFERA GENUS Plummerita IN THE TETHYS [PDF]

Science Heritage Journal
Five phylogenetic lineages were observed by present author in the eleven Tethyan Maastrichtian planktic foraminiferal species of the genus Plummerita. These lineages help to define the major faunal changes from the species throughout of three groups of ...
Haidar Salim Anan
doaj   +1 more source

A diminutive pterosaur from the uppermost Maastrichtian chalk of Denmark

Acta Palaeontologica Polonica
A fragment of pterosaur finger bone was found in the chalk in the uppermost Maastrichtian, Højerup Member of the Møns Klint Formation strata of Holtug quarry at the UNESCO World Heritage site Stevns Klint.
Jesper Milàn, Sten Lennart Jakobsen, Bent Erik Kramer Lindow   +2 more
doaj   +1 more source