Nematus crassicornis Stephens, 1835 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Arthropoda class Insecta order Hymenoptera family Tenthredinidae genus Cladius species Cladius pectinicornis Name Homonyms Nematus crassicornis Hartig, 1837 Nematus crassicornis Stephens, 1835