? cylindricus Temminck, 1831 Dataset GBIF Backbone Taxonomy Rank UNRANKED Classification kingdom Animalia phylum Chordata class Aves order Bucerotiformes family Bucerotidae genus Bycanistes species Bycanistes cylindricus Name Homonyms ? cylindricus Agassiz, 1843 ? cylindricus Waagen, 1884 ? cylindricus Wilson, 1926 ? cylindricus Ameghino, 1891 ? cylindricus Rossi, 1792 ? cylindricus Palmer & Halley, 1979 ? cylindricus Billings, 1860