Ectogrammysia hannibalensis (Shumard & Swallow, 1858) Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Mollusca class Bivalvia family Grammysiidae genus Ectogrammysia species Allorisma hannibalensis Name Homonyms Ectogrammysia hannibalensis (Shumard & Swallow, 1858)