? lineatum Liang, 1982 Dataset GBIF Backbone Taxonomy Rank UNRANKED Classification kingdom Animalia phylum Mollusca class Cephalopoda order Goniatitida family Popanoceratidae Name Homonyms ? lineatum Vigors, 1831 ? lineatum Liang, 1982 ? lineatum Schrammen, 1937 ? lineatum Conrad, 1842 ? lineatum Buckman, 1899