From Suzuki Paleotax db:
1887 Acanthosphaera (Rhaphidococcus) castanea n. sp. Haeckel p. 211, pl. 26, fig. 3
1984 Acanthosphaera castanea Haeckel Nishimura & Yamauchi p. 20, pl. 8, fig. 3
1991 Acanthosphaera castanea Haeckel Takahashi p. 66, pl. 8, figs. 4, 5
1996 Acanthosphaera castanea Haeckel Chen & Tan p. 170, pl. 39, fig. 6
Catalog entries: Acanthosphaera castanea
Original description: Shell thick walled, thirty times as broad as one mesh. Pores regular, circular, nearly of the same breadth as the bars. Radial spines bristle-shaped, arising with thicker conical bases from all the nodal-points, scarcely half as long as the radius of the shell.
Diameter of the shell 150µm, pores and bars 5µm; length of the spines 30µm.
Remarks on original description: Haeckel listed Acanthosphaera castanea under the subgeneric name Rhaphidococcus,, but did not include the subgeneric name in the species name.
Geological Range:
Last occurrence (top): Extant. Data source:
First occurrence (base): within (-Ma, base in "Holocene" stage). Data source:
Plot of occurrence data:
Acanthosphaera castanea compiled by the radiolaria@mikrotax project team viewed: 12-10-2024
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