Dactyliosolen
{{Short description|Genus of algae}}
{{Automatic taxobox
|image = Dactyliosolen fragilissimus.jpg
|image_caption = Dactyliosolen fragilissimus
|taxon = Dactyliosolen
|authority = Castracane, 1886
}}
Dactyliosolen is a genus of diatoms belonging to the family Rhizosoleniaceae.{{cite web |title=Dactyliosolen Castracane, 1886 :: Algaebase |url=https://www.algaebase.org/search/genus/detail/?genus_id=44382 |website=www.algaebase.org |access-date=19 April 2021}}
- Dactyliosolen alternans {{small|Hensen}}
- Dactyliosolen antarcticus {{small|Castracane}}
- Dactyliosolen areolatus {{small|Heiden}}