Biota (Life)
Eukaryote (Eukarya)
Podiata
Unikont (Unikonta)
Opisthokont (Opisthokonta)
Holozoa
Filozoa
Apoikozoa (Choanozoa)
Animal (Animalia)
Metazoa
Epitheliozoa
Eumetazoa
Coelenterata
Cnidaria (Cnidarians)
Medusozoa
Hydrozoa
Hydroidolina (Hydroid subclass)
Anthoathecata
Filifera
Ptilocodiidae
Children (2 direct children, 2 direct and indirect children):
Tregoubovia atentaculata
Tregoubovia penicillatum