Prototherium intermedium Bizzotto, 1983 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Chordata class Mammalia order Sirenia family Dugongidae genus Prototherium species Prototherium intermedium Name Synonyms Prototherium intermedium montserratense (Pilleri et al., 1989) Prototherium intermedium solei (Pilleri et al., 1989) Prototherium montserratense (Pilleri et al., 1989) Prototherium solei (Pilleri et al., 1989) Homonyms Prototherium intermedium Bizzotto, 1983