Page 341: To localities for Merops philippinus add: Bongao (Bartsch); under Luzon and Masbate add: Bartsch.

Page 346: In the last line for manillensis read manilensis.

Page 350: Interpolate, before Hemiprocne major:

HEMIPROCNE COMATA (Temminck).

SUMATRAN WHISKERED SWIFT.

Mindanao (Steere, Everett, Steere Exp., Bourns & Worcester, Goodfellow); Samar (Bourns & Worcester, Bartsch); Sibutu (Everett); Sulu (Guillemard, Bourns & Worcester). Sumatra, Java, Borneo, Natunas.

Diagnosis.—Smaller than Hemiprocne major, the wing about 127 mm.

Under H. major cancel: Mindanao, Samar, Sibutu, and Sulu.

Page 355: To names of collectors of Collocalia troglodytes, under Luzon, add: Bartsch.