Physalus antarcticus Gray, 1850 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Chordata class Mammalia order Cetacea family Balaenopteridae genus Balaenoptera species Balaenoptera physalus Name Homonyms Physalus antarcticus (Temminck, 1841) Physalus antarcticus Gray, 1850 Physalus antarcticus Hutton, 1874