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The name Danielita is proposed for a new dagmaritin genus characterized by a biserial arrangement of chambers with spine-like extensions at chamber corners and a perforated wall. Danielita differs fro...
Liuqiao area in south China is an ideal place for high-resolution definition of the deep-water Permian-Triassic boundary (PTB) and correlating deep-water and shallow marine PTB sequences. It contains ...
A compilation of ca. 4000 new and old geochemical data is used to produce a hitherto unique map of radiogenic heat production in Norwegian bedrock. The data show that heat production generally varies ...
Trilobites are a minor component of Permian benthic marine faunas, which explains why they remain poorly known. For example, only two specimens have been found in the highly fossiliferous and extensiv...

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