A primitive actinopterygian braincase from the Tournaisian of Nova Scotia
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DOI: 10.1098/rsos.171727
Abstract: The vertebrate fossil record of the earliest Carboniferous is notoriously poorly sampled, obscuring a critical interval in vertebrate evolution and diversity. Recent studies of diversity across the Devonian–Carboniferous boundary have proposed a vertebrate mass extinction… read more here.
Keywords: nova scotia; devonian carboniferous; primitive actinopterygian; braincase tournaisian ... See more keywords
Devonian and Carboniferous Brachiopods and Biostratigraphy of Transcaucasia(Ending)
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DOI: 10.1134/s0031030118090010
Abstract: The brachiopods of the orders Lingulida, Craniida, Orthida, Pentamerida, Rhynchonellida, Chonetida, Spiriferida, Spiriferinida, and Athyridida from the Middle–Upper Devonian and Lower Carboniferous of the Nakhchivan Autonomous Republic of the Republic of Azerbaijan and adjacent areas… read more here.
Keywords: biostratigraphy transcaucasia; transcaucasia; devonian carboniferous; brachiopods biostratigraphy ... See more keywords
Brachiopods of the Order Spiriferida at the Devonian–Carboniferous Boundary of Transcaucasia
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DOI: 10.1134/s0031030120040024
Abstract: A distinct change in the taxonomic and ecological structure of assemblages of brachiopods of the order Spiriferida is observed at the Devonian and Carboniferous boundary of Transcaucasia. Representatives of the superfamily Cyrtospiriferoidea dominated in the… read more here.
Keywords: order spiriferida; brachiopods order; carboniferous boundary; boundary transcaucasia ... See more keywords