Medlicottia marcoui (Gemmellaro, 1887) Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Mollusca class Cephalopoda order Prolecanitida family Medlicottiidae genus Neogeoceras species Neogeoceras marcoui Name Homonyms Medlicottia marcoui (Gemmellaro, 1887)