Samar Hornbill was created in 1890.
Southern Ground Hornbill was created in 1825.
Wreathed Hornbill was created in 1811.
Piping Hornbill was created in 1852.
Palawan Hornbill was created in 1885.
Mindoro Hornbill was created in 1890.
Monteiro's Hornbill was created in 1865.
Hornbill Skyways was created in 1977.
Hemprich's Hornbill was created in 1833.
Sulawesi Hornbill was created in 1823.
Trumpeter Hornbill was created in 1824.
Great Hornbill was created in 1758.
Luzon Hornbill was created in 1783.