Ceratium furca (Ehrenberg) Claparéde & Lachmann Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Protozoa phylum Dinophyta class Dinophyceae order Peridiniales family Ceratiaceae genus Ceratium species Ceratium furca Name Homonyms Ceratium furca (Ehrenb.) Clap. & J.Lachm.