Phreatophasma aenigmaticum Efremov, 1954 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Chordata family Caseidae genus Phreatophasma species Phreatophasma aenigmaticum Name Synonyms Phreatophasma aenigmatum Efremov, 1954 Homonyms Phreatophasma aenigmaticum Efremov, 1954