Pachyanthidium lachrymosum (Smith, 1879) Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Arthropoda class Insecta order Hymenoptera family Megachilidae genus Pachyanthidium species Pachyanthidium lachrymosum Name Synonyms Anthidium lachrymosum Smith, 1879 Anthidium serapiforme Friese, 1914 Homonyms Pachyanthidium lachrymosum (Smith, 1879)