The present collection, though small, is of some importance; and the character of some of the birds seems to show that the mountains of Borneo, when thoroughly explored, will produce many species akin to those found in the mountains of Java, Sumatra, and even of the Himalayas.

1. Butastur indicus.

Butastur indicus (Gm.), Sharpe, Cat. B. i. p. 297.

Poliornis indica (Gm.), Salvad. Ucc. Born. p. 9.

A specimen in nearly full plumage, collected by Mr. Burbidge.

2. Bubo orientalis.

Bubo orientalis (Horsf.), Sharpe, Cat. B. ii. p. 39.

B. sumatranus (Raffl.), Salvad. Ucc. Born. p. 19.

A fine adult specimen in Mr. Treacher’s collection, agreeing with the diagnosis given by me (l.c.), and measuring 13 inches in the wing.

3. Megalæma versicolor.