Morphology, Classification and Lineage of the Genera Garumnaster Lambert, 1907 and Basseaster Lambert, 1936 (Echinoidea: Holasteroida, Urechinina) from the Cretaceous–Paleogene Deposits of the Mangyshlak Peninsula

The taxonomy of the fossil species Garumnaster michaleti , G. (Duncaniaster) luppovi , and Basseaster rostratus from the Lower Paleocene of the Mangyshlak Peninsula has been emended. Based on a comparison of morphological characters and the results of statistical analysis, Duncaniaster luppovi is as...

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Bibliographic Details
Published in:Paleontological journal 2021-12, Vol.55 (10), p.1084-1099
Main Author: Tkacheva, G. S.
Format: Article
Language:English
Subjects:
Analysis
Cretaceous
Cretaceous-Tertiary boundary
Earth and Environmental Science
Earth Sciences
Echinoidea
Fossils
Genera
Marine invertebrates
Morphology
Palaeocene
Paleocene
Paleogene
Paleontology
Statistical analysis
Statistical methods
Taxonomy
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Summary:The taxonomy of the fossil species Garumnaster michaleti , G. (Duncaniaster) luppovi , and Basseaster rostratus from the Lower Paleocene of the Mangyshlak Peninsula has been emended. Based on a comparison of morphological characters and the results of statistical analysis, Duncaniaster luppovi is assigned to the genus Garumnaster . The genera Garumnaster and Basseaster are assigned to the family Garumnasteridae.
ISSN:0031-0301
1555-6174
DOI:10.1134/S0031030121100099