Fossil Echinoid (Sand Dollar?) in Concretion

Object/Artifact

-

Crater Rock Museum

Name/Title

Fossil Echinoid (Sand Dollar?) in Concretion

Entry/Object ID

78.57.99

Description

One specimen of class Echinoidea, the sea urchins. An echinoderm resembling a sand dollar (order Clypeasteroida) with the characteristic five "star-like" pattern in concretion.

Collection

Delmar Smith Collection

Acquisition

Accession

78.57

Source or Donor

Delmar Smith Fossil Collection

Acquisition Method

Donation

Dimensions

Diameter

11 cm

Dimension Notes

The approximate diameter of the entire concretion is 4.5" (11 cm). The echinoid fossil within is smaller.