Protoperidinium excentricum is a species of Dinophyceae in the family Protoperidiniaceae. They are native to Bahia, Rio Grande Do Sul, Espirito Santo, Santa Catarina, and Rio De Janeiro.

EOL has data for 7 attributes, including:

Known occurrences, collected specimens and observations of Protoperidinium excentricum. View this species on GBIF