Xiphotheca Dataset GBIF Backbone Taxonomy Rank GENUS Classification kingdom Chromista phylum Radiozoa class Polycystina order Nassellaria family Ruesticyrtiidae genus Xiphotheca Name Homonyms Xiphotheca De Wever, Sanfilippo, Riedel & Gruber, 1979 Xiphotheca Agassiz, 1846 Xiphotheca Eckl. & Zeyh.