Goniodiscus ruderatus (S.Studer, 1820) Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Mollusca class Gastropoda order Stylommatophora family Discidae genus Discus species Discus ruderatus Name Homonyms Goniodiscus ruderatus (W.Hartmann, 1821) Goniodiscus ruderatus (S.Studer, 1820)