Related how?

Biota (Life)
Eukaryote (Eukarya)
Podiata
Unikont (Unikonta)
Opisthokont (Opisthokonta)
Holozoa
Filozoa
Apoikozoa (Choanozoa)
Animal (Animalia)
Metazoa
Parazoa
Porifera (Sponges)

Heteractinida (16910350)

Children (2 direct children, 8 direct and indirect children):

Octactinellida (tree size 6)

Hetairacyathida