Calcareous Nannoplankton and Problematic Microorganisms Found in the Late Palaeozonic Limestones
Minoura, Nachio;Chitoku, Tsutomu
Permalink : http://hdl.handle.net/2115/36683
Abstract
Two species of calcareous nannoplankton belonging to genus Thoracosphaera found in the Upper Pennsylvanian limestones of Kansas, U.S.A., are systematically described. Two other calcareous microorganisms of uncertain afinity are also described. These two forms occur in the Upper Pennsylvanian limestones and some Lower Permian limestones.
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