Species: Pycnodonte sp.
County: Williamson
Site: _Williamson 1 (Jonah)
Group: Austin
Formation: Austin Chalk
Member: Jonah
Period: Cretaceous
Epoch: Upper K
Stage: Santonian Coniacian
Class: Bivalvia-Oysters
Order: Ostreida
Superfamily: None
Family: Gryph: Pycnodonteinae
Genus: Pycnodonte
State: Texas
Credit: tmc
ID: 493