Biota (Life)
Eukaryote (Eukarya)
Podiata
Unikont (Unikonta)
Opisthokont (Opisthokonta)
Holozoa
Filozoa
Apoikozoa (Choanozoa)
Animal (Animalia)
Metazoa
Epitheliozoa
Eumetazoa
Radiata
Ctenophora (Comb jellies)
Tentaculata
Cydippida
Mertensiidae
Children (1 direct children, 1 direct and indirect children):
Mertensia ovum