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    fifbrindacier

    Taxonomy

    Alga

    Kingdom: Plantae
    Phylum: Chlorophyta
    Class: Ulvophyceae
    Order: Dasycladales
    Family: Dasycladaceae
    Genus: Goniolina
    Species: Goniolina hexagona

    Geological Time Scale

    Eon: Phanerozoic
    Era: Mesozoic
    Period: Jurassic
    Sub Period: None
    Epoch: Late
    International Age: Kimmeridgian

    Stratigraphy

    "Pointe du Chay" Formation

    Provenance

    Acquired by: Field Collection

    Dimensions

    Diameter: 1 cm

    Location

    Angoulins sur Mer
    Charentes-Maritimes
    Aquitaine
    France

    Comments

    Alga which present a very regular honeycomb pattern that fix itself on limestone or shells. This one is fixed on a gasteropod shell.

    The actual alga of the same family is of the Genus Bornetella.

     

    Lit.:

    Antonietta Cherchi Cagliari, Rolf Schroeder (1993): Nouvelles observations sur Goniolina hexagona d’Orbigny Algue Dasycladale du Kimméridgien. Paläontologische Zeitschrift, 67, Issue 3-4,  pp 239–244




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