English bird-name (that whichharries), assigned in New Zealand to Circus gouldii,Bonap. (also called Swamp-hawk), and in Australia to C. assimilis, Jard. and Selb., or C. approximans,Bonap., called Spotted Harrier.
1888. W. L. Buller, `Birds of New Zealand,' vol. i. p. 206:
« Circus Gouldi, Bonap., New Zealand harrier, or Gould'sharrier.»