? mediocris Billings, 1866 Dataset GBIF Backbone Taxonomy Rank UNRANKED Classification kingdom Animalia phylum Mollusca class Gastropoda family Holopeidae Name Homonyms ? mediocris V.A.Putterill ? mediocris Delpey, 1942 ? mediocris Billings, 1866 ? mediocris Mjöberg, 1913