Tornoceras simplex angustelobata Holzapfel, 1895 Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Animalia phylum Mollusca class Cephalopoda order Goniatitida family Tornoceratidae genus Tornoceras species Tornoceras typum Name Homonyms Tornoceras simplex angustelobata Holzapfel, 1895