The yellow-rumped flowerpecker (Prionochilus xanthopygius) is a species of bird in the family Dicaeidae. It is found in Brunei, Indonesia, and Malaysia on the island of Borneo, to which it is endemic.[2] Its natural habitats are subtropical or tropical moist lowland forests and subtropical or tropical moist montane forests.
^Phillipps, Quentin & Phillipps, Karen (2011). Phillipps' Field Guide to the Birds of Borneo. Oxford, UK: John Beaufoy Publishing. ISBN978-1-906780-56-2.