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  • Mercenaria permagna


    Images:

    MikeR
    • Campbell lists M. permagna as an extinct subspecies of  M. campechiensis.  Typically longer and less inflated than the extant species.

    Taxonomy

    Kingdom: Animalia
    Phylum: Mollusca
    Class: Bivalvia
    Order: Venerida
    Family: Veneridae
    Genus: Mercenaria
    Species: M. permagna
    Author Citation (Conrad, 1838)

    Geological Time Scale

    Era: Cenozoic
    Period: Quaternary
    Epoch: Pleistocene
    International Age: Calabrian

    Stratigraphy

    Waccamaw Formation

    Provenance

    Collector: Michael Reagin
    Date Collected: 03/01/2003
    Acquired by: Field Collection

    Dimensions

    Width: 142mm
    Height: 111mm
    Thickness: 74mm

    Location

    Old Dock
    Columbus County
    North Carolina
    United States

    Comments

    Campbell lists M. permagna as an extinct subspecies of  M. campechiensis.  Typically longer and less inflated than the extant species.



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