Fragilariophyceae

Fragilariophyceae is a group of pennate diatoms lacking a raphe.

Fragilariophyceae
Fragilaria through the microscope
Scientific classification
Domain:	Eukaryota
(unranked):	SAR
Superphylum:	Heterokonta
Class:	Bacillariophyceae
Order:	Fragilariophyceae

Examples

It includes the following genera:

Fragilariales

• Ardissonea
• Asterionella
• Asterionellopsis
• Catacombas
• Diatoma
• Fragilaria
• Fragilariforma
• Grammonema
• Hyalosynedra
• Neofragilaria
• Opephora
• Pseudostaurosira
• Punctastriata
• Staurosira
• Staurosirella
• Synedra
• Synedropsis
• Tabularia
• Ulnaria

Striatellales

• Hyalosira
• Striatella
• Toxarium

Other

• Climacosphenia
• Cyclophora
• Delphineis
• Protoraphis
• Rhabdonema
• Rhaphoneis
• Tabellaria
• Thalassionema