Hydrophorus borealis Verrall, 1905 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Arthropoda class Insecta order Diptera family Dolichopodidae genus Hydrophorus species Hydrophorus albiceps Name Homonyms Hydrophorus borealis Loew, 1857 Hydrophorus borealis Verrall, 1905