Megarthrus affinis Stephens, 1834 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Arthropoda class Insecta order Coleoptera family Staphylinidae genus Megarthrus species Megarthrus denticollis Name Homonyms Megarthrus affinis L.Miller, 1853 Megarthrus affinis Stephens, 1834