Trigonia semiundulata granosa Pritchard, 1903 Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Animalia phylum Mollusca class Bivalvia order Trigoniida family Trigoniidae genus Eotrigonia species Eotrigonia subundulata Name Homonyms Trigonia semiundulata granosa Pritchard, 1903 Trigonia semiundulata var. granosa Pritchard, 1903