Ostreopsis

Ostreopsis
A cell of Ostreopsis cf. ovata
Scientific classification
Domain: Eukaryota
Clade: Diaphoretickes
Clade: Sar
Clade: Alveolata
Phylum: Dinoflagellata
Class: Dinophyceae
Order: Gonyaulacales
Family: Ostreopsidaceae
Genus: Ostreopsis
J.Schmidt
Species

See text

Ostreopsis is a genus of free-living dinoflagellates found in marine environments. Some species are benthic; the planktonic species in the genus are known for the toxic algal blooms that they sometimes cause, threatening human and animal health.