Chibia worcesteri McGregor, Bur. Govt. Laboratories (1905), 34,
26; McGregor and Worcester, Hand-List (1906), 107.
Semirara (Worcester).
Male.--Similar to Chibia cuyensis and to C. palawanensis, but with
the outermost rectrices more recurved than in either of these;
wing longer than in C. cuyensis; bill longer and deeper than in
C. palawanensis. The type and only specimen measures: Length, 292;
wing, 150; tail, 136; bill from nostril, 22; depth of bill at nostril,
11; tarsus, 24; difference in length between the middle and outermost
rectrices, 20.