Cassell's Natural History, Vol. 3 (of 6)Note 273 — Chapter IX · THE JACAMARS, PUFF BIRDS, KINGFISHERS, HORNBILLS, AND HOOPOES.Reading editionβούκερως, having the horn (κέρας) of a cow (βοῦς).◇Copy noteReturn to CHAPTER IX. THE JACAMARS, PUFF BIRDS, KINGFISHERS, HORNBILLS, AND HOOPOES.