Aves > Charadriiformes > Scolopacidae > Arenariinae > Calidris > Calidris pusilla

species: Calidris pusilla (Semipalmated Sandpiper, Bécasseau semipalmé)

Compare AOU treatments of Calidris pusilla, in Avibase (1886 to present).

Search for Calidris pusilla at Cornell Birds of North America.

Annotation: Monotypic.