Metaxytherium krahuletzi excelsum Pilleri, 1987 Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Animalia phylum Chordata class Mammalia order Sirenia family Dugongidae genus Metaxytherium species Metaxytherium krahuletzi Name Homonyms Metaxytherium krahuletzi excelsum Pilleri, 1987