Plesiosauria
type: Concept
broader: Sauropterygia
preferred label: پلسیوساریا @fa

Nothosauria
type: Concept
broader: Sauropterygia
preferred label: نوتوساریا @fa

Sauropterygia
type: Concept
broader: Diapsida
narrower: Plesiosauria
narrower: Nothosauria
preferred label: سائوروپترژیا @fa

Diapsida
type: Concept
narrower: Sauropterygia
preferred label: دیاپسیدا @fa