Species: Inoperna concentricecostellata
County: Travis
Site: _Travis1 (Walnut)
Group: Fredericksburg
Formation: Walnut
Member: None
Period: Cretaceous
Epoch: Lower K
Stage: Albian
Class: Bivalvia
Order: Mytilida
Superfamily: None
Family: Mytilidae
Genus: Inoperna
State: Texas
Credit: None
ID: 847