DUTCH BORNEO-EXPEDITION, 153 
species, according to the opinion of all recent ornithologists, 
is restricted to Borneo. 
5. Baza borneensis. 
Baza Jerdoni Salvad, (nec Blyth) Ucc. Born. p. 11; Everett, L. B. 
Born. p, 184, 
Baza borneensis Briiggemann, Abh. Nat. Ver. Brem. V (1878), p.. 
47 (nom. nud.); Sharpe, Ibis 1898, p. 557 (description of the 
types). 
Baza magnirostris Schleg. Ois. Ind. Néerl., Accipitres, p. 75, pl. 28, 
fig. 5; id. Mus. P. B. Revue Accipitres, p. 185 (1873). 
An adult male from Poelau. — Iris orange-yellow, bill 
and cere black, lower mandible blue, feet orange-yellow. 
Hab. Borneo. 
The present specimen as well as that from Borneo, 
mentioned by Schlegel as B. magnirostris, agree fully with 
the description given by Sharpe. 
6. Haliastur intermedius. 
Haliastur intermedius Gurney, Ibis 1865, p. 28; Sharpe, Ibis 1889, 
p. 74, Everett, L. B. Born. p. 183. 
Haliastur indus Salvad. Ucc. Born. p. 12. 
Two adult males from the Sibau River and a female 
from the Upper Mahakkam (Dr. Nieuwenhuis, winter 
1898-99). — Iris in one specimen pale brown, in the 
other chrome-yellow; bill pale bluish green, paler at the 
tip, cere and feet sulphur-yellow. 
Hab. South-eastern corner of Asia and the Sunda Islands. 
7. Spizaetus alboniger. 
Nisaetus alboniger Blyth, Journ. As. Soc. Beng. XIV, p. 173 (1845). 
Spizaetus alboniger Salvad. Uce. Born. p. 14; Everett, L. B. Born. 
p. 181. 
An adult female from Roema Manoeal. — Iris yellow, 
bill black, feet yellow. 
Hab. Malacca, Nias and Borneo. 
Notes from the Leyden Museum, Vol. X XI. 
