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    Mercenaria tridacnoides


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    Images:

    MikeR
    • Extinct Quahog.  Geographically wide ranging in Upper Pliocene deposits from Zone 2 Yorktown in Virginia to Tamiami in South Florida.  Campbell (1994) considered this a form of M. corrugata, separated by its thicker shell.

    Taxonomy

    Kingdom: Animalia
    Phylum: Mollusca
    Class: Bivalvia
    Order: Venerida
    Family: Veneridae
    Genus: Mercenaria
    Species: M. tridacnoides
    Author Citation (Lamarck, 1818)

    Geological Time Scale

    Era: Cenozoic
    Period: Neogene
    Epoch: Pliocene
    International Age: Piacenzian

    Stratigraphy

    Duplin Formation

    Provenance

    Collector: Michael Reagin
    Date Collected: 11/08/2009
    Acquired by: Field Collection

    Dimensions

    Width: 120mm
    Height: 99mm

    Location

    Cape Fear River tributary
    Bladen County
    North Carolina
    United States

    Comments

    Extinct Quahog.  Geographically wide ranging in Upper Pliocene deposits from Zone 2 Yorktown in Virginia to Tamiami in South Florida.  Campbell (1994) considered this a form of M. corrugata, separated by its thicker shell.

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