Hecatoceras longinquum Teichert & Glenister, 1952 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Mollusca class Cephalopoda family Westonoceratidae genus Hecatoceras species Hecatoceras longinquum Name Homonyms Hecatoceras longinquum Teichert & Glenister, 1952