Trugibua clavigera pelecypod fossil mold found in Blanco, Texas.  Creatures lived in the Cretaceous Period. Thanks to Dave M. for the f...

The scaphopod Dentalium lived in the Eocene.  Specimen found in the Stone City Formation (aka Whiskey Bridge) of Brazos River, near Br...

Rhombospora lepidotendroidea bryozoan found in the Finnis Shale of Jacksboro, Texas. Animals lived in the Pennsylvanian Period. Thank...