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 1 Family Acanthisittidae Sundevall, 1872 - New Zealand wrens