Nannotax3 - ntax_non_cocco - Octactis pulchra Nannotax3 - ntax_non_cocco - Octactis pulchra

Octactis pulchra

Classification: ntax_non_cocco -> Silicoflagellates -> Octactis -> Octactis pulchra
Sister taxa: O. pulchra

Distinguishing features:
Parent taxon (Octactis):
This taxon: Eight-sided with delicate apical ring


Citation: Octactis pulchra Schiller 1925
taxonomic rank: Species
Synonyms: List from (Ling & Takahashi 1985)

Catalog entries:

Distinguishing features:
Parent taxon (Octactis):
This taxon: Eight-sided with delicate apical ring

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


Ling, H. Y. & Takahashi, K. (1985). The silicoflagellate genus Octactis Schiller 1925: A synonym of the genus Distephanus. Micropaleontology. 31(1): 76-81. gs

Schiller, J. (1925). Die planktonischen Vegetationen des adriatischen Meeres. A. Die Coccolithophoriden-Vegetation in den Jahren 1911-14. Archiv für Protistenkunde. 51: 1-130. gs


Octactis pulchra compiled by Jeremy R. Young viewed: 8-12-2023

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Comments (3)


Please, correct Distephanus pulchra (Schiller) Ling and Takahashi, 1987 to Distephanus pulchra (Schiller) Ling & Takahashi, 1985. See in the algaebase correct year at

Jeremy Young(UK)

corrected now!

thanks Jeremy

Ines Galovic(Croatia)
This is Octactis octonaria (Ehrenberg) Hovasse 1964. All the mentioned species including O. pulchra should be in syn. with Dictyocha octonaria Ehrenberg, 1844, Distephanus octonarius (Ehrenb.) Haeckel 1887 and Distephanus pulchra (Schiller) Ling & Takahashi 1985 as well.