Two bird species are unique to the shortgrass prairies east of the Rockies, the mountain plover and McCown's longspur.    From Wordnik.com.  [Great Plains-Palouse Dry Steppe Province (Bailey)] Reference

Paging through the guide books, Lanny, Pete and I decided that the mystery bird was a Lapland longspur.    From Wordnik.com.  [Vineyard Gazette - Top Stories] Reference

Lap-longspur, Snowbird, Shorelarks, and Pipits are here soaring and singing, or among the barren rocks are Ptarmigan in garments that are painted in the patterns of their rocks.    From Wordnik.com.  [The Arctic Prairies : a Canoe-Journey of 2,000 Miles in Search of the Caribou; Being the Account of a Voyage to the Region North of Aylemer Lake] Reference

= Alaskan longspur.    From Wordnik.com.  [Birds of the Rockies] Reference

= McCown's longspur.    From Wordnik.com.  [Birds of the Rockies] Reference

= Chestnut-collared longspur.    From Wordnik.com.  [Birds of the Rockies] Reference

Lapland longspur.    From Wordnik.com.  [Berks county news] Reference

Lap-longspur.    From Wordnik.com.  [The Arctic Prairies : a Canoe-Journey of 2,000 Miles in Search of the Caribou; Being the Account of a Voyage to the Region North of Aylemer Lake] Reference

Upland plover, marbled godwit, Baird's sparrow, chestnut-collared longspur.    From Wordnik.com.  [Our Vanishing Wild Life Its Extermination and Preservation] Reference

Endangered - Baird's sparrow, Henslow's sparrow, Sprague's pipit, chestnut-collared longspur, piping plover, king rail, burrowing owl.    From Wordnik.com.  [The Albert Lea Tribune] Reference

Shorebirds and seabirds that utilize freshwater and/or estuarine habitats, linking freshwater and marine environments, include the red phalarope (Phalaropus fulicaria), parasitic jaeger (Stercorarius parasiticus), red knot (Calidris canutus), dunlin (C. alpina), long-tailed jaeger (S. longicaudus), northern fulmar (Fulmarus glacialis), glaucous gull (Larus hyperboreus), white-rumped sandpiper (C. fuscicollis), western sandpiper (C. mauri), rednecked stint (C. ruficollis), Lapland longspur (Calcarius lapponicus), black-bellied plover (Pluvialis squatarola), semipalmated plover (Charadrius semipalmatus), and ruddy turnstone (Arenaria interpres).    From Wordnik.com.  [Freshwater ecosystems in the Arctic] Reference