Class Aves Linnaeus, 1758 - birds
see Subclass Aves Linnaeus, 1758
Subclass Neornithes Gadow, 1893
see Clade Neornithes Gadow, 1893
Infraclass Neoaves Sibley et al., 1988
see Subcohort Neoaves Sibley et al., 1988
Parvclass Passerae
see Superorder Passerimorphae Sibley et al., 1988
Superorder Passerimorphae Sibley et al., 1988
Order Passeriformes Linnaeus, 1758
Suborder Tyranni - suboscines
Infraorder Acanthisittides
see Order Passeriformes Linnaeus, 1758
Family Acanthisittidae Sundevall, 1872 - New Zealand wrens
Genus Xenicus G.R. Gray, 1855
Xenicus gilviventris Pelzeln, 1867 - South Island wren