Actinoptychus halionyx Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Chromista phylum Ochrophyta class Bacillariophyceae order Coscinodiscales family Heliopeltaceae genus Actinoptychus species Actinoptychus halionyx Name Homonyms Actinoptychus halionyx Grunow, 1867 Actinoptychus halionyx