ash hollow Formation
preferred label: سازند گودال خاکستر @fa
type: Concept
related: Ogallala Formation

Kansas
preferred label: کانزاس @fa
type: Concept
related: Ogallala Formation

Miocene
preferred label: میوسن @fa
type: Concept
related: Ogallala Formation

Colorado
preferred label: کلرادو @fa
type: Concept
related: Ogallala Formation

Wyoming
preferred label: ویومینگ @fa
type: Concept
related: Ogallala Formation

Nebraska
preferred label: نبراسکا @fa
type: Concept
related: Ogallala Formation

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

Pliocene
preferred label: پلیوسن @fa
type: Concept
related: Ogallala Formation

Neogene
preferred label: نئوژن @fa
type: Concept
narrower: Ogallala Formation

Oklahoma
preferred label: اوکلاهما @fa
type: Concept
related: Ogallala Formation

New Mexico
preferred label: نیومکزیکو @fa
type: Concept
related: Ogallala Formation

Valentine Formation
preferred label: سازند والنسین @fa
type: Concept
related: Ogallala Formation

Ogallala Formation
related: Valentine Formation
related: Kansas
related: Nebraska
related: ash hollow Formation
related: Pliocene
related: Miocene
related: Wyoming
related: Texas
related: Colorado
related: New Mexico
related: Oklahoma
type: Concept
broader: Neogene
preferred label: سازند اوگالالا @fa