Biogeographic Shifts in a Transgressive Succession: The Cambrian (Furongian, Jiangshanian; Latest Steptoean–Earliest Sunwaptan) Agnostoid Arthropods Kormagnostella Romanenko and Biciragnostus Ergaliev in North America
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The first records of the upper Cambrian agnostoid genera Kormagnostella, E. Romanenko, in Romanenko and Romanenko, 1967, and…