Spiniferites ramosus Lentin & Williams, 1973 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Chromista phylum Myzozoa class Dinophyceae order Gonyaulacales family Gonyaulacaceae genus Spiniferites species Spiniferites ramosus Name Homonyms Spiniferites ramosus (Ehrenberg) Mantell Spiniferites ramosus Lentin & Williams, 1973