Pseudagnostus longicollis (Kobayashi, 1966) Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Arthropoda class Trilobita order Agnostida family Agnostidae genus Neoagnostus species Neoagnostus longicollis Name Homonyms Pseudagnostus longicollis (Kobayashi, 1966)