Otostephanos torquatus amoenus Milne, 1913 Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Animalia phylum Rotifera class Eurotatoria order Bdelloidea family Habrotrochidae genus Otostephanos species Otostephanos torquatus Name Homonyms Otostephanos torquatus amoenus Milne, 1913