Eukaryota

Ceratium furca (Dinoflagellate)

Illustration of Ceratium furca (Dinoflagellate)

Ceratium spp. (Dinoflagellate)

Illustration of Ceratium furca (Dinoflagellate)

Gyrodinium species

Illustration of Gyrodinium species

Pyrodinium bahamense

Pyrodinium bahamense, considered the sister taxon to Alexandrium, is a tropical euryhaline dinoflagellate found mainly in the Atlantic Ocean. P. bahamense is a major cause of seafood toxicity and cause of paralytic shellfish poisoning, especially in Southeast Asia.