Trachusa ridingsii (Cresson, 1878) Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Arthropoda class Insecta order Hymenoptera family Megachilidae genus Trachusa species Trachusa ridingsii Name Synonyms Anthidium ridingsii Cresson, 1878 Heteranthidium ridingsii (Cresson, 1878) Homonyms Trachusa ridingsii (Cresson, 1878)