Chattonellales is an order of

algae Algae (; singular alga ) is an informal term for a large and diverse group of photosynthetic eukaryotic organisms. It is a polyphyletic grouping that includes species from multiple distinct clades. Included organisms range from unicellular mic ...

belonging to the class

Raphidophyceae The raphidophytes, formally known as Raphidomonadea or Raphidophyceae (formerly referred to as Chloromonadophyceae and Chloromonadineae), are a small group of eukaryotic algae that includes both marine and freshwater species. All raphidophytes ...

. Families: * Chattonellaceae J.Throndsen * Fibrocapsaceae Cavalier-Smith * Haramonadaceae Cavalier-Smith * Stroemiaceae * Vacuolariaceae A.Luther, Luther

References

{{Taxonbar, from=Q21400364 Ochrophyta Heterokont orders