Syrphus quadrimaculatus Verrall Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Arthropoda class Insecta order Diptera family Syrphidae genus Melangyna species Melangyna quadrimaculata Name Homonyms Syrphus quadrimaculatus Panzer, 1802 Syrphus quadrimaculatus Verrall