Biota (Life)
Eukaryote (Eukarya)
Chromista
Harosa
Rhizaria
Foraminifera
Globothalamea
Rotaliida
Rotaliina
Planorbulinoidea (Planorbulinacea)
Cymbaloporidae
Halkyardiinae
Children (1 direct children, 1 direct and indirect children):
Halkyardia bartrumi