Biota (Life)
Eukaryote (Eukarya)
Chromista
Harosa
Rhizaria
Foraminifera
Globothalamea
Rotaliida
Rotalioidea (Rotaliacea)
Elphidiidae
Elphidiinae
Children (2 direct children, 2 direct and indirect children):
Porosononion subgranosus
Porosononion granosum