Taxonomia

• Lineage:
• Root
/
• Chromista
/
• Ochrophyta
/
• Coscinodiscophyceae
/
• Fragilariales
/
• Fragilariaceae
/
• Fragilaria
/
• Fragilaria ulna

Fragilaria ulna (species)

• varietyAcus
• varietyAmphirhynchus
• varietyGoulardi
• varietyUngeriana