Ceratium declinatum G.Karsten, 1907 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Chromista phylum Myzozoa class Dinophyceae order Gonyaulacales family Ceratiaceae genus Tripos species Tripos declinatus Name Homonyms Ceratium declinatum (Karsten) Jörg. Ceratium declinatum G.Karsten, 1907