Neornithes Gadow, 1893 - living birds
Neognathae Pycraft 1900
see Cohort Neognathae Pycraft, 1900
Neoaves Sibley et al. 1988
see Subcohort Neoaves Sibley et al., 1988
[Order] Charadriiformes Huxley, 1867 - shorebirds, gulls, auks
Family Scolopacidae Vigors, 1825 - sandpipers, snipe
Subfamily Calidridinae
Genus Calidris [Merrem], 1804
Calidris ptilocnemis (Coues, 1873) - rock sandpiper
Calidris ptilocnemis ptilocnemis (Coues, 1873)