Biota (Life)
Eukaryote (Eukarya)
Podiata
Unikont (Unikonta)
Opisthokont (Opisthokonta)
Holozoa
Filozoa
Apoikozoa (Choanozoa)
Animal (Animalia)
Metazoa
Epitheliozoa
Eumetazoa
Bilateria
Nephrozoa (Eubilateria)
Protostome (Protostomia)
Spiralia (Spiralians)
Lophotrochozoa
Mollusca (Molluscs)
Bivalvia
Heterodonta
Euheterodonta
Imparidentia
Lucinoida (Lucinida)
Lucinoidea
Lucinidae
Fimbriinae
Children (3 direct children, 3 direct and indirect children):
Sphaera corrugata
Sphaera madagascariensis
Sphaera subcorrugata