Species: Silicified Turritella
County: Williamson
Site: _Williamson 1 (Jonah)
Group: Austin
Formation: Austin Chalk
Member: Jonah
Period: Cretaceous
Epoch: Upper K
Stage: Santonian Coniacian
Class: Gastropoda
Order: Caenogastropoda
Superfamily: Cerithioidea
Family: Turritellidae
Genus: Turritella
State: Texas
Credit: None
ID: 641