Frio Formation
type: Concept
broader: Oligocene
preferred label: سازند فریو @fa
related: Louisiana
related: Texas

Oligocene
type: Concept
narrower: Frio Formation
preferred label: الیگوسن @fa

Texas
type: Concept
preferred label: تگزاس @fa
related: Frio Formation

Louisiana
type: Concept
preferred label: لوئیزیانا @fa
related: Frio Formation