Volume 27 1990
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Browsing Volume 27 1990 by Keyword "biostratigraphy"
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Item Clarification of Belemnopteris Feistmantel 1876, and description of a leaf of Belemnopteris pellvcida Pant and Choudhury 1977 found amongst a South African Ecca flora(Bernard Price Institute for Palaeontological Research, 1990) Kovacs-Endrody, EA leaf of Belemnopteris pellucida Pant and Choudhury 1977 was found for the first time in South Africa amongst an Ecca flora near Hammanskraal, about 30km north of Pretoria. The taxonomic status of Belemnopteris Feistmantel 1876 and the biostratigraphic correlation indicated by the presence of this genus is clarified.Item A new vertebrate biozone at the base of the Beaufort Group, Karoo sequence (South Africa)(Bernard Price Institute for Palaeontological Research, 1990) Rubidge, Bruce SA new vertebrate biozone at the base of the Beaufort Group has been identified. This biozone is the oldest vertebrate biozone of the Beaufort Group and contains fossils of various therapsid genera which are more primitive than previously known related forms from the Karoo. The name Eodicynodon - Tapinocaninus Assemblage Zone is proposed as these two genera of therapsid are the most plentiful from this biozone and have not been found in the rocks of the overlying Dinocephalia Assemblage (Tapinocephalus) Zone.