SEM-Photographs of Bacillariophyceae

 

Pennales

The pennate diatoms are placed in two suborders:
1. Araphidineae - valves without a raphe
2. Raphidineae - valves with a raphe


Eunotia exigua (girdle view) Eunotia exigua sensu lato
Fragilaria crotonensis Fragilaria crotonensis Kitton
Navicula lanceolata Navicula lanceolata (C. Agardh) Ehrenberg
Rhoicosphenia abbreviata (girdle view) Rhoicosphenia abbreviata (Agardh) Lange-Bertalot
Surirella brebissonii Surirella brebissonii Krammer & Lange-Bertalot
Tabellaria flocculosa Tabellaria flocculosa (Roth) Kützing
Tabellaria ventricosa Tabellaria ventricosa Kützing


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