3.4" Ordovician Cephalopod (Isorthoceras) Fossil - Iowa

Ordovician Cephalopod (Isorthoceras) Fossil - Iowa #262711

This is a 3.4" long cephalopod fossil of the species Isorthoceras sociale collected from the Maquoketa Formation in Graf, Iowa. The Maquoketa Formation is Ordovician in age, or approximately 445 million years old.

There are repaired cracks through the fossil.

SPECIES

Isorthoceras sociale

AGE

Ordovician

LOCATION

Graf, Iowa

FORMATION

Maquoketa Formation

SIZE

Cephalopod: 3.4" long

3.4" Ordovician Cephalopod (Isorthoceras) Fossil - Iowa

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