Aquatic Oligochaete Worm (Tubifex newaensis) is a species of the class Clitellata in the family Naididae (Aquatic Oligochaete Worm) and order Tubificida (Aquatic Oligochaete Worm).
Tubifex newaensis
Tubifex ignotus
Tubifex tubifex
Tubifex nerthus