Stercorarius maccormicki maccormicki Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Animalia phylum Chordata class Aves order Charadriiformes family Stercorariidae genus Stercorarius species Stercorarius maccormicki Name Homonyms Stercorarius maccormicki maccormicki Stercorarius maccormicki maccormicki