? triangulare Benavides-Caceres, 1956 Dataset GBIF Backbone Taxonomy Rank UNRANKED Classification kingdom Animalia phylum Mollusca class Cephalopoda family Knemiceratidae Name Homonyms ? triangulare Benavides-Caceres, 1956 ? triangulare Schleich. ex Steud. ? triangulare E.A.Smith, 1902 ? triangulare Harrah, 1922