Taxonomy:
Distinguishing features: stem-ridges extend beyond central area - short rays
Farinacci & Howe catalog pages: Discoaster consutus *
Search data:Tags | |
Metrics | Lith size: 0->0µm; Sources: |
Geological Range:
Last occurrence (top): within NN11 zone (5.59-8.29Ma, top in Messinian stage). Data source: Blair et al 2017
First occurrence (base): within NN11 zone (5.59-8.29Ma, base in Tortonian stage). Data source: Blair et al 2017
Plot of occurrence data:
Blair, S. A., Bergen, J. A., de Kaenel, E., Browning, E. & Boesiger, T. M. (2017). Upper Miocene-Lower Pliocene taxonomy and stratigraphy in the circum North Atlantic Basin: radiation and extinction of Amauroliths, Ceratoliths and the D. quinqueramus lineage. Journal of Nannoplankton Research. 37(2-3): 113-144. gs Theodoridis, S. (1984). Calcareous nannofossil biostratigraphy of the Miocene and revision of the helicoliths and discoasters. Utrecht Micropaleontological Bulletin. 32: 1-271. gs Wei, W. (2003). Upper Miocene nannofossil bistratigraphy and taxonomy of Exxon core CH30-43-2 from the Gulf of Mexico. Journal of Nannoplankton Research. 25(1): 17-23. gsReferences:
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Discoaster consutus compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 8-12-2019
Short stable page link: http://mikrotax.org/Nannotax3/index.php?id=1591 Go to Archive.is to create a permanent copy of this page - citation notes |