Related how?

Biota (Life)
Eukaryote (Eukarya)
Podiata
Unikont (Unikonta)
Opisthokont (Opisthokonta)
Holozoa
Filozoa
Apoikozoa (Choanozoa)
Animal (Animalia)
Metazoa
Parazoa
Porifera (Sponges)
Cellularia
Demospongiae (Demosponge)
Heteroscleromorpha
Poecilosclerida
Microcionina
Raspailiidae

Thrinacophorinae (21789604)

Children (3 direct children, 33 direct and indirect children):

Axechina (tree size 2)

Ceratopsion (tree size 19)

Thrinacophora (tree size 9)