Related to Hoazin: Opisthocomidae, Opisthocomiformes


n.1.(Zool.) A remarkable South American bird (Opisthocomus cristatus); the crested touraco. By some Zoologists it is made the type of a distinct order (Opisthocomi).
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Since describing the bird, Opisthocomos hoazin, in 1776, ornithologists have had problems pinpointing its closest kin, as the hoatzin looks and acts so unlike other birds.
deiroleucus Chachalacas/Curassows/Guans Cracidae Speckled Chachalaca Ortalis guttata Spix's Guan Penelope jacquacu Common Piping Guan Pipile pipile Sickle-winged Guan Chamaepetes goudotii Nocturnal Curassow Nothocrax urumutum Salvin's Curassow Mitu salvini New World Quail Odontophoridae Starred Wood Quail Odontophorus stellatus Hoatzin Opisthocomidae Hoatzin Opisthocomus hoazin Limpkin Aramidae Limpkin Aramus guarauna Rails/Crakes/Coots Rallidae Chestnut-headed Crake Anurolimnas castaneiceps Rufous-sided Crake Laterallus melanophaius Grey-breasted Crake L.