Bucerotidae: Hornbills Red-billed Dwarf-Hornbill, Lophoceros camurus Crowned Hornbill, Lophoceros alboterminatus Bradfield’s Hornbill, Lophoceros bradfieldi Lophoceros African Pied Hornbill, Lophoceros fasciatus Hemprich’s Hornbill, Lophoceros hemprichii African Gray Hornbill, Lophoceros nasutus Pale-billed Hornbill, Lophoceros pallidirostris Eastern Yellow-billed Hornbill, Tockus flavirostris Southern Yellow-billed Hornbill, Tockus leucomelas Jackson’s Hornbill, Tockus jacksoni Von der Decken’s Hornbill, Tockus deckeni Tockus Monteiro’s Hornbill, Tockus monteiri Damara Red-billed Hornbill, Tockus damarensis Southern Red-billed Hornbill, Tockus rufirostris Northern Red-billed Hornbill, Tockus erythrorhynchus Western Red-billed Hornbill, Tockus kempi Tanzanian Red-billed Hornbill, Tockus ruahae White-crowned Hornbill, Berenicornis comatus Berenicornis Black Dwarf-Hornbill, Horizocerus hartlaubi Horizocerus White-crested Hornbill, Tropicranus albocristatus Tropicranus Black-casqued Hornbill, Ceratogymna atrata Ceratogymna Yellow-casqued Hornbill, Ceratogymna elata Silvery-cheeked Hornbill, Bycanistes brevis Black-and-white-casqued Hornbill, Bycanistes subcylindricus Bycanistes Brown-cheeked Hornbill, Bycanistes cylindricus White-thighed Hornbill, Bycanistes albotibialis Piping Hornbill, Bycanistes fistulator Trumpeter Hornbill, Bycanistes bucinator Helmeted Hornbill, Rhinoplax vigil Rhinoplax Rufous Hornbill, Buceros hydrocorax Great Hornbill, Buceros bicornis Buceros Rhinoceros Hornbill, Buceros rhinoceros Bushy-crested Hornbill, Anorrhinus galeritus Austen’s Brown-Hornbill, Anorrhinus austeni Anorrhinus Tickell’s Brown-Hornbill, Anorrhinus tickelli Indian Gray-Hornbill, Ocyceros birostris Malabar Gray-Hornbill, Ocyceros griseus Ocyceros Sri Lanka Gray-Hornbill, Ocyceros gingalensis Black Hornbill, Anthracoceros malayanus Sulu Hornbill, Anthracoceros montani Anthracoceros Malabar Pied-Hornbill, Anthracoceros coronatus Oriental Pied-Hornbill, Anthracoceros albirostris Palawan Hornbill, Anthracoceros marchei Rufous-necked Hornbill, Aceros nipalensis Aceros Knobbed Hornbill, Rhyticeros cassidix Sumba Hornbill, Rhyticeros everetti Rhyticeros Wreathed Hornbill, Rhyticeros undulatus Plain-pouched Hornbill, Rhyticeros subruficollis Blyth’s Hornbill, Rhyticeros plicatus Narcondam Hornbill, Rhyticeros narcondami Wrinkled Hornbill, Rhabdotorrhinus corrugatus Sulawesi Hornbill, Rhabdotorrhinus exarhatus Rhabdotorrhinus Walden’s Hornbill, Rhabdotorrhinus waldeni Writhed Hornbill, Rhabdotorrhinus leucocephalus Visayan Hornbill, Penelopides panini Luzon Hornbill, Penelopides manillae Penelopides Mindoro Hornbill, Penelopides mindorensis Samar Hornbill, Penelopides samarensis Mindanao Hornbill, Penelopides affinis Source: Gonzalez et al. (2013)..