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)
Gastropoda (Gastropod)
Orthogastropoda
Caenogastropoda
Littorinimorpha
Truncatelloidea
Tateidae
Children (3 direct children, 3 direct and indirect children):
Crosseana crosseana
Crosseana fallax
Crosseana melanosoma