Acanthosphaera dodecastyla


Classification: rads_cenozoic -> Actinommidae -> Actinommidae (ss) -> Acanthosphaera -> Acanthosphaera dodecastyla
Sister taxa: A. actinota, A. castanea, A. dodecastyla, A. pinchuda, A. tenuis, A. sp.

Taxonomy

Citation: Acanthosphaera dodecastyla Mast 1910
Rank: species
Basionym: Acanthosphaera dodecastyla

Catalog entries: Acanthosphaera dodecastyla

Original description: Schale mäßig dick mit kreisrunden, hex. begrenzten Poren, Breite der Balken ein Drittel des Porendurchmessers. 12 Stacheln, dreikantig mit glatten Rändern und sehr breiter Basis, in feine Spitzen auslaufend. Länge der Radialstacheln das Doppelte des Schalendurchmessers.

Shell diameter 60µm, pores 12µm; bars 4µm; spines 100µm; size of bases of spines 20µm. Distinguishing characters (rw): Von Haeckel's Acanthosphaera enneacantha, die neun Stacheln besitzt, unterschieden durch die geringere Größe der Schalen (0,06 gegen 0,14), Länge der Radialstacheln (0,1 gegen 0,15) durch die hex. Rahmen der Poren, die Zahl der Stacheln.
Remarks on original description: [Dimensions in millimeters]

Description

Biogeography and Palaeobiology

Biostratigraphic distribution

Geological Range:
Last occurrence (top): within (-Ma, top in "Holocene" stage). Data source:
First occurrence (base): within (-Ma, base in "Holocene" stage). Data source:

Plot of occurrence data:

References:


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Acanthosphaera dodecastyla compiled by the radiolaria@mikrotax project team viewed: 16-4-2021

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