• Asaphus Kowalewskii Lawrow 1856 - Russia - Ordovician


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    Asaphus Kowalewskii  Lawrow 1856. This trilobite was found in the Vilpovitsy quarry, St. Petersburg region, Russia

    Dates to the Middle Ordovician Period.

    Size: Trilobite - 6 cm (including eyes) x 3.3 cm; eyes - 1.8 cm; 
    Matrix: 7.5 cm x 4.7 cm

    The hard calcite exoskeleton shows up nicely against the lighter limestone matrix.