Species: Ludbrookia arivechensis
County: Bell
Site: _Bell1 (Walnut,Comanche Peak)
Group: Fredericksburg
Formation: Walnut
Member: None
Period: Cretaceous
Epoch: Lower K
Stage: Albian
Class: Bivalvia
Order: Carditida
Superfamily: None
Family: Carditidae
Genus: Ludbrookia
State: Texas
Credit: None
ID: 836