Petromyzontidae by precise names
preferred label: اسامی علمی مارماهیان @fa
type: Concept
narrower: Petromyzon

Petromyzon
related: lampreys
broader: Petromyzontidae by precise names
preferred label: پترومیزون @fa
type: Concept

lampreys
preferred label: مارماهی‌ها @fa
type: Concept
related: Petromyzon