Child nodes | - taxid:866436 Rhyticeros (genus), Rhyticeros Reichenbach 1849 (authority).
- taxid:175823 Aceros (genus), Aceros Hodgson 1844 (authority).
- taxid:175831 Ceratogymna (genus), Ceratogymna Bonaparte 1854 (authority).
- taxid:866440 Rhinoplax (genus), Rhinoplax Gloger 1841 (authority).
- taxid:866354 Anorrhinus (genus), Anorrhinus Reichenbach 1849 (authority).
- taxid:175842 Bycanistes (genus), Bycanistes Cabanis & Heine 1860 (authority).
- taxid:175829 Buceros (genus), Buceros Linnaeus 1758 (authority).
- taxid:175833 Penelopides (genus), tarictic hornbills (genbank common name).
- taxid:175840 Berenicornis (genus), Berenicornis Bonaparte 1850 (authority).
- taxid:866444 Ocyceros (genus), Ocyceros Hume 1873 (authority).
- taxid:57394 Anthracoceros (genus), Anthracoceros Reichenbach 1849 (authority).
- taxid:81910 Tockus (genus), Tockus Lesson 1830 (authority).
- taxid:866442 Tropicranus (genus), Tropicranus Sclater,WL 1922 (authority).
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