Square-tailed Saw-wing (Psalidoprocne nitens) [XC627187]
by id from Djomo, Bayanga, Sangha-Mbare, Central African Republic (call, song)
Square-tailed Saw-wing (Psalidoprocne nitens) [XC99710]
by Mike Nelson from Bandjoun Palace, Bandjoun, Cameroon (call)
Subspecies
The following 2 subspecies are recognised:
nitens (Cassin, 1857) - Southern Guinea, Sierra Leone, Liberia, southern Ivory Coast, southern Ghana, and from south-eastern Nigeria east to northern and central DRCongo and south to Gabon, PRCongo and extreme north-western Angola (Cabinda).