Nannotax3 - ntax_main - Chrysochromulina orbiculata Nannotax3 - ntax_main - Chrysochromulina orbiculata

Chrysochromulina orbiculata


Classification: ntax_main -> other groups -> Haptophytes -> Prymnesiales -> Chrysochromulinaceae -> Chrysochromulina -> affinity not established -> Chrysochromulina orbiculata
Sister taxa: C. adriatica, C. ahrengotii, C. alifera, C. ephippium, C. pyramidosa ⟩⟨ C. cyathophora, C. megacylindra, C. microcylindra, C. pachycylindra ⟩⟨ C. apheles, C. discophora, C. elegans, C. lanceolata, C. latilepis, C. novae-zelandiae, C. orbiculata, C. pelagica, C. pontica, C. pseudolanceolata, C. quadrikonta, C. tenuispina, C. tenuisquama, C. vexillifera ⟩⟨ C. breviturrita, C. inornamenta, C. laurentiana


Taxonomy:
Citation: Chrysochromulina orbiculata Rouchijajnen 1972
Taxonomic rank: species
Basionym: Chrysochromulina orbiculata * Rouchijajnen 1972

Synonyms:

Original description: Cellula dolioliformis ad sphaericam, sectione transversali rotunda, 3.6-6.7 Х 3.6-7.2 µm, flagellis duobus homodynamicis tenuissimis, cellula 1.5-2.5-plo longioribus, 7-15 р. longis. Haptonema 1/2-3/4 flagelli longitudinis sistens, 5-12 р. longum. Chromatophori 2-4. Nucleus in parte cellulae anteriore situs.

Cell dolioliform to spherical, in round cross-section, 3.6-6.7 X 3.6-7.2 µm, with two very thin homodynamic flagella, cell 1.5-2.5-fold longer, 7-15 p. long. Haptonema 1/2-3/4 of the length of the flagellum, 5-12 µm long. Chromatophores 2-4. Nucleus in the anterior part of the cell. [google translate Aug 2025]

Type images:

Search data:
Lith size: 0->0µm;
The morphological data given here can be used on the advanced search page. See also these notes

Geological Range:
Last occurrence (top): Extant. Data source:
First occurrence (base): within No known fossil record modern (0.00-0.00Ma, base in "Holocene" stage). Data source:

Plot of occurrence data:

References:

Rouchijainen, M. I. (1972). Flagellatae marium australium nova. Novitates Systematicae Plantarum Non Vascularium. 9: 11-17. gs


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Chrysochromulina orbiculata compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 21-7-2026

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Short stable page link: https://mikrotax.org/Nannotax3/index.php?id=20105 Go to Archive.is to create a permanent copy of this page - citation notes



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