This Specimen has been sold.
Two Large, Mississipian Echinoids (Archaeocidaris) - Missouri
This is a really spectacular pair of large Mississippian echinoids (Archaeocidaris wortheni) from the St. Louis Limestone in Missouri. These fossils are hard to come by and the pair of these is extremely large and well preserved. Definitely a collector specimen.
Comes with an acrylic stand.
Comes with an acrylic stand.
SPECIES
Archaeocidaris wortheni
AGE
LOCATION
St. Louis, Missouri
FORMATION
St. Louis Limestone
SIZE
Rock 9x6.5", Larger specimen 5.4" wide
CATEGORY
SUB CATEGORY
ITEM
#145231
We guarantee the authenticity of all of our specimens.