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Monthly Archives: July 2025

Multicostate terebratulides (Brachiopoda, Early Jurassic) in the westernmost Tethys Ocean

 Early Jurassic multicostate Terebratulida are substantiated in the Subbetic Domain and reported in the Iberian Range for the first time. Records of this clade are revised in the peri-Iberian platforms (Subbetic, Iberian Range, Gibraltar, North and NE Spain, Lusitanian basin) in order to evaluate their global pattern distribution across the Tethys Ocean. After a new […]

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Koudiat El Madene unit (Kabylian “Dorsal”, Algeria) and its correlation

The Koudiat El Madene Unit (Arba Massif) belongs to the Kabylian “Dorsal” (Algerian Internal Zone). The stratigraphy and tectonic structuring of the area is equivalent to the western Moroccan Internal Rif and its counterpart in the Spanish Internal Betic Cordillera. In fact, all these chain segments are due to a common Cenozoic geodynamic evolution related […]

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History of western Tethys Ocean and the birth of the circum-mediterranean orogeny

A broad region of Mesozoic to Cenozoic tectonism along the western and central Circum- Mediterranean (CM) margins, from southern Spain (Betic Cordillera) to the northern Morocco (Rif) and Italy (Apennines), includes huge volumes of sedimentary record since the Late Paleozoic. These sediments are contemporaneous and related with the fragmentation of the Pangean supercontinent due to […]

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