Hydractiniidae

Cladus: Eukaryota
Supergroup: Opisthokonta
Regnum: Animalia
Subregnum: Eumetazoa
Phylum: Cnidaria
Cladus: Medusozoa
Classis: Hydrozoa
Ordo: Filifera
Familia: Hydractiniidae
Genera: Hydractinia - Hydrodendrium - Podocoryna - Stylactaria - Stylactis - Tregoubovia