Cephalobus persegnis de Man Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Nematoda class Chromadorea order Rhabditida family Cephalobidae genus Cephalobus species Cephalobus persegnis Name Homonyms Cephalobus persegnis de Man Cephalobus persegnis Bastian, 1865 Cephalobus persegnis, 1873 Cephalobus persegnis, 1956