Phacus caudatus Ehrenberg Ex Pochmann Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Protozoa phylum Euglenozoa class Euglenoidea order Euglenida family Phacidae genus Phacus species Phacus acuminatus Name Homonyms Phacus caudatus K.Hübner Phacus caudatus Ehrenberg Ex Pochmann Phacus caudatus Ehrenberg Phacus caudatus Stein