calidris

from The Century Dictionary.

• noun [l. c] An old name of sundry small spotted wading birds of Europe, of the family Scolopacidæ. See Arenaria.
• noun A genus of sandpipers (Brisson, 1760), with the knot, Tringa canutus, as the type.
• noun [l. c] The specific name (Linnæus, 1766) of the spotted redshank, Totanus calidris.
• noun A genus of three-toed sandpipers, including only the sanderling, Calidris arenaria. This is the current meaning of the word, dating back to Cuvier, 1800.
• noun [lowercase] The specific name of the sanderling with those who call the bird Arenaria calidris.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun a genus of Scolopacidae