Aves > Charadriiformes > Scolopacidae > Arenariinae > Calidris > Calidris canutus > Calidris canutus piersmai

subspecies: Calidris canutus piersmai (Red Knot, )

Annotation: Not included in treatments by Peters (1979), del Hoyo et al. (1992) or Clements (2000), but included in treatment by Howard and Moore (2003).