Biota (Life)
Eukaryote (Eukarya)
Chromista
Harosa
Halvaria
Heterokonta
Ochrophyta (Heterokontophyta)
Khakista (Diatomista)
Bacillariophyceae
Bacillariophycidae
Bacillariophycanae
Naviculales
Pleurosigmataceae
Pleurosigma
Pleurosigma cuspidatum (67791375)
Children (1 direct children, 1 direct and indirect children):
Pleurosigma cuspidatum var. rostratum