Scythian
type: Concept
preferred label: اسکیتین @fa
related: Permian-Triassic boundary

Permian-Triassic boundary
type: Concept
broader: Lower Triassic
preferred label: مرز پرمین-تریاس @fa
related: New Red Sandstone
related: Sadlerochit Group
related: Spearfish Formation
related: Chugwater Formation
related: Scythian
related: Cache Creek Group
related: Nikolai Greenstone
related: Estrada Nova Formation
related: Baskunchak Series
related: Karroo Supergroup
related: Beaufort Group
related: Gondwana System
related: Beacon SuperGroup
related: Singleton Coal Measures
related: Louann Salt
related: Korenevskaya Formation
related: Botucatu Formation

Lower Triassic
type: Concept
narrower: Permian-Triassic boundary
preferred label: تریاس زیرین @fa

New Red Sandstone
type: Concept
preferred label: ماسه‌سنگ قرمز جدید @fa
related: Permian-Triassic boundary

Louann Salt
type: Concept
preferred label: لوان سالت @fa
related: Permian-Triassic boundary

Nikolai Greenstone
type: Concept
preferred label: گرینستون نیکولای @fa
related: Permian-Triassic boundary

Cache Creek Group
type: Concept
preferred label: گروه نهر کاچ @fa
related: Permian-Triassic boundary

Sadlerochit Group
type: Concept
preferred label: گروه سادلروکیت @fa
related: Permian-Triassic boundary

Beaufort Group
type: Concept
preferred label: گروه بیوفورت @fa
related: Permian-Triassic boundary

Singleton Coal Measures
type: Concept
preferred label: طبقات زغال‌سنگی سینگلتون @fa
related: Permian-Triassic boundary

Gondwana System
type: Concept
preferred label: سیستم گندوانا @fa
related: Permian-Triassic boundary

Baskunchak Series
type: Concept
preferred label: سری باسکونچاک @fa
related: Permian-Triassic boundary

Karroo Supergroup
type: Concept
preferred label: سرگروه کارو @fa
related: Permian-Triassic boundary

Beacon SuperGroup
type: Concept
preferred label: سرگروه بیکون @fa
related: Permian-Triassic boundary

Korenevskaya Formation
type: Concept
preferred label: سازند کورنوسکایا @fa
related: Permian-Triassic boundary

Chugwater Formation
type: Concept
preferred label: سازند چوگ واتر @fa
related: Permian-Triassic boundary

Botucatu Formation
type: Concept
preferred label: سازند بوتوکاتو @fa
related: Permian-Triassic boundary

Estrada Nova Formation
type: Concept
preferred label: سازند استرادا نوا @fa
related: Permian-Triassic boundary

Spearfish Formation
type: Concept
preferred label: سازند اسپیروفیش @fa
related: Permian-Triassic boundary