Attributes / relations provided by
♦ ¹del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona.
♦ ²Regent Honeyeater (Xanthomyza phrygia) Recovery Plan 1999 - 2003, Peter Menkhorst, Natasha Schedvin and David Geering, Australia Department of Natural Resources and Environment, May 1999
♦ ³Food of some birds in eastern New South Wales: additions to Barker & Vestjens. Emu 93(3): 195–199