Early Permian (Asselian) brachiopods from Karakorum (Pakistan) and their palaeobiogeographical significance
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چکیده
منابع مشابه
Fluvial Facies and Provenance of the Early Permian Warchha Sandstone Salt Range, Pakistan
Deposits of the Warchha Sandstone in the Salt Range, Pakistan are characterised by a range of fluvial facies and architectural elements that together preserve a record of both the proximal and distal parts of a meandering river system that drained the northern margin of Gondwanaland. Several fining-upward cycles are recognised and completely preserved cycles can be divided in to three parts; a ...
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Twenty-three species of silicified brachiopods are described from four samples in the middle and upper parts of the Episkopi Formation from Hydra Island, Greece. These brachiopods are newly recorded from the region and together with previously described brachiopods from the same localities constitute the most diverse Lopingian (Late Permian) brachiopod fauna reported in southern Europe. The bra...
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The initial stages of evolution of Diapsida (the large clade that includes not only snakes, lizards, crocodiles and birds, but also dinosaurs and numerous other extinct taxa) is clouded by an exceedingly poor Palaeozoic fossil record. Previous studies had indicated a 38 Myr gap between the first appearance of the oldest diapsid clade (Araeoscelidia), ca 304 million years ago (Ma), and that of i...
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Equisetites is a genus of fossil plants allied with, if not identical to, modern Equisetum, which is the only extant genus of the ancient lineage Sphenopsida. This class-level group of lower vascular plants is characterized by whorled vegetative and reproductive appendages, distinctive nodal and internodal morphologies, and unique "sporangiophores," specialized reproductive organs of uncertain ...
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ژورنال
عنوان ژورنال: Palaeontology
سال: 2005
ISSN: 0031-0239,1475-4983
DOI: 10.1111/j.1475-4983.2004.00439.x