Biota (Life)
Eukaryote (Eukarya)
Chromista
Harosa
Rhizaria
Foraminifera
Monothalamea
Astrorhizida
Saccamminina
Saccamminoidea
Saccamminidae
Thurammininae
Children (3 direct children, 3 direct and indirect children):
Astrammina rara
Astrammina echinata
Astrammina limnicola