. Bonner zoologische Monographien. Zoology. 141. Grey Hornbill 420 Red-billed Hornbill (505) Tockus erythrorhynchus erythrorhynchus R BR 4, 9-11 common any kind of woodland 421 Pied Hornbill (410) Tockus fasciatus fasciatus R BR 3 fairly common bowl and gallery forests 422 Yellow-billed Hornbill (506) Tockus flavirosths flavirostris R NBR uncommon dry acacia savanna and hillsides 423 Black Dwarf Hornbill (513) no map Tockus hartlaubi granti R? NBR rare lowland forest Remarks: Only recorded from Bengengai 4/27 in March, April and December (Hill- man & Hillman 1986) 424 Hemprich's Hornbill (
. Bonner zoologische Monographien. Zoology. 141. Grey Hornbill 420 Red-billed Hornbill (505) Tockus erythrorhynchus erythrorhynchus R BR 4, 9-11 common any kind of woodland 421 Pied Hornbill (410) Tockus fasciatus fasciatus R BR 3 fairly common bowl and gallery forests 422 Yellow-billed Hornbill (506) Tockus flavirosths flavirostris R NBR uncommon dry acacia savanna and hillsides 423 Black Dwarf Hornbill (513) no map Tockus hartlaubi granti R? NBR rare lowland forest Remarks: Only recorded from Bengengai 4/27 in March, April and December (Hill- man & Hillman 1986) 424 Hemprich's Hornbill (512) Tockus hemprichii R? LM? rare rocky hills in semi-arid country (Macdo- nald & Cave 1948) 425 Jackson's Hornbill (508) Tockus jacksoni R NBR common dry acacia woodland 426 Grey Hornbill (504) Tockus nasutus nasutus R LM BR 1, 2, 8, 9, 11 common. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Bonn, Zoologisches Forschungsinstitut und Museum Alexander Koenig
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Keywords: ., bookcentury1900, bookcollectionbiodiversity, booksubjectzoology
