Subfamily Motacillinae Bonaparte 1831 (perching bird)
Aves - Passeriformes - Motacillidae
Parent taxon: Motacillidae according to J. F. Clements et al. 2017
See also Deschamps 2005
Sister taxa: Anthus, Motacilla
Subtaxa: none
Ecology: volant insectivore
Distribution: found only at Bajo San José Lower Section, Buenos Aires, Argentina (Quaternary of Argentina)