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Tennessee Asterospongia Sponge #1

$20.00

Fossil Sponge Collection

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Description

  • Asterospongia meniscus
  • Mid-Silurian Period
  • Tennessee

Asterospongia  is a genus of saucer-shaped Silurian fossil sponges having 6-rayed stellate spicules and important as Paleozoic index fossils