Related how?

Biota (Life)
Eukaryote (Eukarya)
Podiata
Unikont (Unikonta)
Opisthokont (Opisthokonta)
Holozoa
Filozoa
Apoikozoa (Choanozoa)
Animal (Animalia)
Metazoa
Epitheliozoa
Eumetazoa
Bilateria
Deuterostome (Deuterostomia)
Echinodermata (Echinoderms)
Sea urchin (Echinoidea)
Euechinoidea
Echinacea (Echinacea (animal))
Arbacioida

Acropeltidae (22443112)

Children (4 direct children, 26 direct and indirect children):

Goniopygus (tree size 20)

Acropeltis (tree size 1)

Mimiosalenia (tree size 1)

Cyphopygus