Truncatoscaphus senarius


Classification: Mesozoic -> hidden -> deleted -> Truncatoscaphus senarius
Sister taxa: << < O. rhombica, Orthopithonella, O. geometrica, O. misurinae, P. geometrica, P. charlotteii, P. fistulatus, S. pseudobiskayae, S. gephyrion, S. acutiferrus, S. laffittei, Thoracosphaera, T. wombatensis, W. communis, L. primigenius, T. senarius, S. cotortuosus, N. funiculus group, L. imprimus,

Distinguishing features: Relatively broad, angular, Truncatoscaphus with central area spanned by a longitudinal bar and 4 diagonal lateral bars, delimiting 6 holes.


Taxonomy:

Citation: Truncatoscaphus senarius (Wind & Wise in Wise & Wind, 1977) Perch-Nielsen, 1984
Basionym: Corollithion senarius Wind & Wise in Wise & Wind, 1977
Synonyms:

Farinacci & Howe catalog pages:

Distinguishing features: Relatively broad, angular, Truncatoscaphus with central area spanned by a longitudinal bar and 4 diagonal lateral bars, delimiting 6 holes.

Geological Range:
Last occurrence (top): within Oxfordian Stage (157.25-163.47Ma, top in Oxfordian stage). Data source: PRB nannotax entry
First occurrence (base): within Late Bathonian Substage (166.07-166.49Ma, base in Bathonian stage). Data source: PRB nannotax entry

Plot of occurrence data:

  • (NB There is no histogram as there are no occurrence records for the taxon in the Neptune database) Parent: deleted

    References:

    de Kaenel, E. & Bergen, J. A. (1996). Mesozoic calcareous nannofossil biostratigraphy from sites 897, 899, and 901, Iberia Abyssal Plain: New biostratigraphic evidence. Proceedings of the Ocean Drilling Program. Scientific Results. 149: 27-59. gs

    Gallois, R. W. & Medd, A. W. (1979). Coccolith-rich marker bands in the English Kimmeridge Clay. Geological Magazine. 116(4): 247-334. gs

    Perch-Nielsen, K. (1984). Validation of new combinations. INA Newsletter. 6(1): 42-46. gs

    Wise, S. W. & Wind, F. H. (1977). Mesozoic and Cenozoic calcareous nannofossils recovered by DSDP Leg 36 drilling on the Falkland Plateau, south-west Atlantic sector of the Southern Ocean. Initial Reports of the Deep Sea Drilling Project. 36(269-491): -. gs


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    Truncatoscaphus senarius compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 18-10-2019

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    Short stable page link: http://mikrotax.org/Nannotax3/index.php?id=11266 Go to Archive.is to create a permanent copy of this page - citation notes



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