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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
Cidarinae

Hesperocidaris (18579670)

Children (6 direct children, 6 direct and indirect children):

Hesperocidaris asteriscus

Hesperocidaris houstonianus

Hesperocidaris panamensis

Hesperocidaris dubia

Hesperocidaris perplexa

Hesperocidaris houstoniana