Enterogonia orbicularis pigrans Haswell, 1907 Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Animalia phylum Platyhelminthes class Turbellaria family Ilyplanidae genus Postenterogonia species Postenterogonia orbicularis Name Homonyms Enterogonia orbicularis pigrans Hyman, 1939 Enterogonia orbicularis pigrans Haswell, 1907