radiolaria - rads_cenozoic - Artobotrys biaurita <title>radiolaria - rads_cenozoic - Artobotrys biaurita

Artobotrys biaurita


Classification: rads_cenozoic -> Artostrobiidae -> Artobotrys -> Artobotrys biaurita
Sister taxa: A. auriculaleporis, A. biaurita, A. borealis, A. sp.

Taxonomy

Citation: Artobotrys biaurita (Ehrenberg 1873)
Rank: species
Basionym: Eucyrtidium biaurita Petrushevskaya and Kozlova 1979
Taxonomic discussion: (Ehrenberg) 1873 p.226; 1875 p.70 pl.10 figs.7&8 as Eucyrtidium; Petrushevskaya and Kozlova 1979 p.136

Catalog entries: Eucyrtidium biauritum

Original description: [2 - 3-segmented, the cephalis not markedly distinct, armed with 2 thick; lateral spines, the cephalis smooth or subacute at the base. Second segment ovate-oblong, perforated by sparse, small pores. Third segment narrower, cylindrical, truncate, imperforate. It should not be regarded as a Lithopera. (Translated from Latin by E.M.R. and W.R.R.)]

Length without spines 80µm, of the spines 35µm, of the cephalis 11µm, of second segment 47µm, of third segment 23µm.
Remarks on original description: [New name Lophocyrtis biaurita (Ehrenberg) Haeckel, 1887a]

Description


Morphology:


Size:

Biogeography and Palaeobiology


Similar species


Geographic distribution

Paleobiology

Phylogenetic relations

Biostratigraphic distribution

Geological Range:
Last occurrence (top): within Paleogene Period (23.03-66.04Ma, top in Chattian stage). Data source: Lazarus et al. 2015 - "P age group"
First occurrence (base): within Paleogene Period (23.03-66.04Ma, base in Danian stage). Data source: Lazarus et al. 2015 - "P age group"

Plot of occurrence data:

References:

Ehrenberg, C. G. (1874b). Grössere Felsproben des Polycystinen-Mergels von Barbados mit weiteren Erläuterungen. Monatsberichte der Koniglichen Preussische Akademie der Wissenschaften zu Berlin. 1873: 213-263. gs V O

Petrushevskaya, M. G. & Kozlova, G. E. (1979b). Opisanie rodov i vidov radiolyariy. In Istoriya mikroplanktona Norvezhskogo Morya. Issledovanie Faunyi Morey (Akademii Nauk SSSR) Leningrad. 23(31): 86-157. gs O


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Artobotrys biaurita compiled by the radiolaria@mikrotax project team viewed: 8-2-2023

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