This Specimen has been sold.
4.5" Fossil Urchin (Archaeocidaris) Plate - Missouri
These are fossil urchins from the St. Louis Limestone, St. Louis, Missouri. There are two complete urchins displayed beautifully within the rock, along with spines from adjacent urchins.
Comes with an acrylic stand.
Comes with an acrylic stand.
SPECIES
Archaeocidaris wortheni
AGE
LOCATION
St. Louis, Missouri
FORMATION
St. Louis Limestone
SIZE
4.5 x 2.9" plate
CATEGORY
SUB CATEGORY
ITEM
#135555
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