Trinacria Heiberg, 1863 Dataset GBIF Backbone Taxonomy Rank GENUS Classification kingdom Chromista phylum Ochrophyta class Bacillariophyceae order Hemiaulales family Hemiaulaceae genus Trinacria Name Homonyms Trinacria Mayer, 1868 Trinacria T.L.Casey, 1922 Trinacria O.Boettger, 1877 Trinacria P.A.C.Heiberg, 1863