The Collaborative International Dictionary
Calcarius Lapponicus
Longspur \Long"spur`\, n. [So called from the length of the hind claw.] (Zo["o]l.) Any one of several species of fringilline birds of the genus Calcarius (or Plectrophanes), and allied genera. The Lapland longspur ( Calcarius Lapponicus), the chestnut-colored longspur ( Calcarius ornatus), and other species, inhabit the United States.