Peripristis semicircularis

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  1. Peripristis semicircularis 
    $135.00

    Peripristis semicircularis an  Extinct Petalodont shark

    very rare, well preserved tooth. Beautifully articulated. An exceptional collector's piece from an old collection!  The best available!  

    Age: Pennsylvanian (300 mya) ; Stanton Fm. (Missourian)

    Location: Louisville, Cass Co., Nebraska

    Z148          SIZE: 3/4"

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  2. Peripristis semicircularis
    $100.00

     Peripristis semicircularis ; an  Extinct Petalodont sharkA very rare, well preserved GEM posterior tooth. A complete tooth - crown & root - extremely rare! Beautifully articulated. Matrix free - incredibly rare. An exceptional collector's piece from an old collection!  The best available!   Reverse Photo.
    Age: Pennsylvanian (300 mya) ; Stanton Fm. (Missourian)
    Location: Louisville, Cass Co., Nebraska

    Z149     SIZE: 5/16"

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