Fragilidium

{{Short description|Genus of algae}}

{{Automatic taxobox

|image =

|image_caption =

|taxon = Fragilidium

|authority = Balech ex Loeblich III

}}

Fragilidium is a genus of dinoflagellates belonging to the family Pyrocystaceae.{{AlgaeBase genus|name=Fragilidium|id=44643}}

Species:

• Fragilidium duplocampanaeforme {{small|Nézan & Chomérat }}
• Fragilidium fissile {{small|Balech }}
• Fragilidium heterolobum {{small|Balech ex Loeblich III }}
• Fragilidium lacustre {{small|(Lindemann) Balech }}
• Fragilidium mexicanum {{small|Balech }}
• Fragilidium subglobosum {{small|(Stosch) Loeblich III}}