-128- Fregatidae. Fregata "aquila" or F. minor palmerstoni (Gmelin). (t.l., Palmerston Id N. Cal.: Huon Ids.: Layard. : Layard says it breeds on these ids. Surprise Ids.: Layard.: Fregata "minor" or F. ariel, subspecies. (the smaller form of these id N. Cal.: Huon and Surprise Ids.: Montrouzier. (Tachypetes chambeyroni Montrouzier, described from the Huon and Surprise Islands, is tentatively synonymized with the first species by M Mathews, until a series from the type locality is examined.) Buteonidae. Layard says (Ibis, 1882, 542) a hawk with a "dark-blue back and white underparts spotted with red" was described to him as seen near Cap Gouocain, at the north end of New Caledonia. He did not ven- ture a name for it. Urospiza haplochroa (Sclater). (t.l., Nu Id., New Caledonia.) N. Cal.: Verreaux; Deplanche; Sarasin; Layard. Nu Id.: Macgillivray. Layard found it very rare, and had received only 4 specimens from all sources, up to 1880. Urospiza f. fasciata=insularis (Sarasin). (t.l., New Caledonia.) N. Cal.: Verreaux; Deplanche; Layard; Sarasin. (Accipiter or Astur or Urospiza torquata has been referred to New Caledonia, but the references seem all to relate to the preceding species.) Circus approximans wolfi Gurney. (t.l., New Caledonia.) N. Cal.: Verreaux; Layard; Sarasin, etc. Haliastur sphenurus johannae Brasil. (t.l., New Caledonia.) N. Cal.: Verreaux; Deplanche; Layard; Sarasin. (A month after Brasil described this form, Mathews named it H. s sarasini.) :Cuncuma leucogaster was recorded from Botany Island by Latham, but Brasil (Austral Avian Record, III, No. 5, has shown this record belong unquestionably to Pandion. Mathews, Birds Australia, V, 1916, 135, suggests that the bird may be right but the locality wrong--Botany Bay, N.S.W., instead of Botany Id.: