Perna isognomon obliqua Martens, 1894 Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Animalia phylum Mollusca class Bivalvia order Ostreida family Isognomonidae genus Isognomon species Isognomon isognomum Name Homonyms Perna isognomon var. obliqua E.von Martens, 1894 Perna isognomon obliqua Martens, 1894