some of several birds, specially regarding the genus Calcarius associated with north United States, Canada, in addition to Arctic, having brownish plumage and long-clawed hind toes.
a particular sort of bird, of this genus Calcarius; this has an extended claw on the hind toe of every foot.
anybody of a number of species of fringilline wild birds of this genus Calcarius (or Plectrophanes), and allied genera. The Lapland longspur (Calcarius Lapponicus), the chestnut-colored longspur (Calcarius ornatus), as well as other types, inhabit the United States.
In ornithology, a bird regarding the genus Centrophanes (or Calcarius): same as lark-bunting, 1.