Lower Permian
preferred label: پرمین زیرین @fa
type: Concept
related: Upper Permian

Guadalupian
preferred label: گوادالوپین @fa
type: Concept
related: Upper Permian

Cadeby Formation
preferred label: سازند کادبی @fa
type: Concept
broader: Upper Permian

Middle Permian
preferred label: پرمین میانی @fa
type: Concept
related: Upper Permian

Dalan Formation
preferred label: سازند دالان @fa
type: Concept
related: Upper Permian

Raniganj Formation
preferred label: سازند رانی گانج @fa
type: Concept
broader: Upper Permian

Upper Permian
type: Concept
narrower: Tatarian
narrower: Kazanian
narrower: Zechstein
narrower: Salado Formation
narrower: Barabash Suite
narrower: Raniganj Formation
narrower: Cadeby Formation
preferred label: پرمین فوقانی @fa
related: Guadalupian
related: Lower Permian
related: Dalan Formation
related: Middle Permian
broader: Permian

Tatarian
preferred label: تاتارین @fa
type: Concept
broader: Upper Permian

Kazanian
preferred label: کازانین @fa
type: Concept
broader: Upper Permian

Zechstein
preferred label: زخشتاین @fa
type: Concept
broader: Upper Permian

Salado Formation
preferred label: سازند سالادو @fa
type: Concept
broader: Upper Permian

Barabash Suite
preferred label: گروه باراباش @fa
type: Concept
broader: Upper Permian

Permian
preferred label: پرمین @fa
type: Concept
narrower: Upper Permian