Order: Hydroider (Hydroidea)

© Per-Otto Johansen

Hydrioide.

Systematikk

Kategori	Scientific name	English name
Kingdom	Animalia	Animals
Phylum	Cnidaria	Coelenterates
Klasse	Hydrozoa	Hydrozoans
Order	Hydroidea	Hydroider
Family	Campanularidae
Family	Hydridae
Family	Sertulariidae

I samme klasse:

• Leptothecata
• Trachylinida