Goniatites roemeri Holzapfel, 1882 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Mollusca class Cephalopoda order Agoniatitida family Agoniatitidae genus Agoniatites species Agoniatites costulatus Name Homonyms Goniatites roemeri Muenster, 1839 Goniatites roemeri Holzapfel, 1882