Two Cretaceous Brittle Stars (Ophiura) With Gastropods - Texas

This is a 1.75" wide fossil brittle star (Ophiura graysonensis) from the Grayson formation of McLennan County, Texas. It is Cretaceous in age, or approximately 110 million years old. There are a variety of other marine fossil fragments scattered throughout the rock, including two partial echinoids of the species Palhemiaster calvini and a partial brittle star mixed in with one of the echinoids.

Comes with an acrylic display stand.
FOR SALE
$295
DETAILS
SPECIES
Ophiura graysonensis (Brittle Stars) & Palhemiaster calvini (Echinoids)
LOCATION
McLennan County, Texas
FORMATION
Grayson formation
SIZE
Brittle star is 1.75" wide (longest measurement) on 5.9 x 5" rock
ITEM
#143669
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