.7" Fossil Gastropod (Platyostoma) - Waldron, Indiana

 
This is small Platyostoma niagarense gastropod from the Waldron Shale of Indiana. It's Silurian in age or approximately 430 million years old. This specimen has been prepared using air abrasives and is associated with a couple of small gastropods.

Gastropods which are more commonly referred to as snails have been around since the Late Cambrian period. The class Gastropoda contains a vast total of named species, second only to the insects in overall number. There are 611 families of gastropods, of which 202 families are extinct and appear only in the fossil record.
DETAILS
SPECIES
Platyostoma niagarense
LOCATION
Waldron, Indiana
FORMATION
Waldron Shale
SIZE
.7" wide
CATEGORY
ITEM
#96781
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