Taxonomy:
Distinguishing features: Specimens which cannot be assigned to any established species
Farinacci & Howe catalog pages:
Search data:Tags | LITHS: |
Metrics | Lith size: 0->0µm; |
Geological Range:
Last occurrence (top): within NP10 zone (54.17-55.86Ma, top in Ypresian stage). Data source: same as genus
First occurrence (base): within NP1 zone (65.47-66.04Ma, base in Danian stage). Data source: same as genus
Plot of occurrence data:
Bown, P. R. (2016). Paleocene calcareous nannofossils from Tanzania (TDP sites 19, 27 and 38). Journal of Nannoplankton Research. 36(1): 1-32. gs V O Perch-Nielsen, K. (1977a). Albian to Pleistocene calcareous nannofossils from the Western South Atlantic, DSDP Leg 39. Initial Reports of the Deep Sea Drilling Project. 39: 699-823. gs V OReferences:
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Biantholithus sp. compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 1-3-2021
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