Biota (Life)
Eukaryote (Eukarya)
Chromista
Bacillariophyta
Coscinodiscophyceae (Centricae)
Rhizosoleniales
Pyxillaceae
Gladius
Gladius antiquus (67891781)
Children (2 direct children, 2 direct and indirect children):
Gladius antiquus var. nodosus
Gladius antiquus var. tenuis