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)
Cidaroidea
Cidaroida
Cidaridae
Goniocidarinae
Goniocidaris
Cyrtocidaris

Goniocidaris (cyrtocidaris) tenuispina (2006231)

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

Goniocidaris (cyrtocidaris) tenuispina major
Goniocidaris tenuispina major

Goniocidaris (cyrtocidaris) tenuispina tuberculata
Goniocidaris tenuispina tuberculata