Zygocircus productus Buetschli, 1882 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Chromista class Polycystina order Nassellaria family Trissocyclidae genus Zygocircus species Zygocircus productus Name Synonyms Zygocircus productus subsp. capulosus Homonyms Zygocircus productus Buetschli, 1882 Zygocircus productus Haeckel, 1887