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Biota (Life)
Eukaryote (Eukarya)
Chromista
Harosa
Halvaria
Heterokonta
Ochrophyta (Heterokontophyta)
Khakista (Diatomista)
Bacillariophyceae
Achnanthales
Achnanthidiaceae
Psammothidium

Psammothidium helveticum (67691072)

Children (1 direct children, 1 direct and indirect children):