Achalcus pallidus (Zetterstedt, 1843) Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Arthropoda class Insecta order Diptera family Dolichopodidae genus Achalcus species Achalcus flavicollis Name Homonyms Achalcus pallidus (Zetterstedt, 1843)