Ceratium Dataset GBIF Backbone Taxonomy Rank GENUS Classification kingdom Protozoa phylum Mycetozoa class Protosteliomycetes order Ceratiomyxales family Ceratiomyxaceae genus Ceratium Name Homonyms Ceratium Blume Ceratium F.Schrank, 1793 Ceratium Gistl, 1848 Ceratium Agassiz, 1846 Ceratium Thienemann, 1828 Ceratium Alb. & Schwein. Ceratium Kof.