? coronatus Haeckel, 1887 Dataset GBIF Backbone Taxonomy Rank UNRANKED Classification kingdom Chromista class Polycystina order Spumellaria family Coccodiscidae genus Didymocyrtis species Didymocyrtis tetrathalamus Name Homonyms ? coronatus Schlotheim, 1820 ? coronatus Haeckel, 1887 ? coronatus Wahlberg, 1855 ? coronatus Du Bus, 1872 ? coronatus Vieillot, 1817 ? coronatus Merriam, 1913 ? coronatus Vieillot, 1823