Naviculales

Naviculales
Navicula bullata
Scientific classification
Kingdom: Chromalveolata
Division: Heterokontophyta
Class: Bacillariophyceae
Order: Naviculales
Families

Amphipleuraceae
Diadesmidaceae
Naviculaceae
Neidiaceae
Phaeodactylaceae
Pinnulariaceae
Plagiotropidaceae
Pleurosigmataceae
Sellaphoraceae
Stauroneidaceae

The Naviculales are an order of diatoms.