found: Work cat.: The mammals and birds of Camiguin Island, Philippines, a distinctive center of biodiversity, c2006:p. 49 (new species of Hanging-Parrot (Aves: Psittacidae: Loriculus); Hanging-Parrot or Colasisi, Loriculus) p. 56 (Loriculus hanging-parrots)
found: ITIS, via WWW, Mar. 6, 2007(genus Loriculus, subfamily Loriculinae, family Psittacidae; lists 12 species, 11 with "Hanging Parrot" in common name (no common name given for the other))
found: Avibase : the world bird database, via WWW, Mar. 6, 2007(lists 15 species in genus Loriculus, 14 of which have "Hanging-Parrot" or "Hanging Parrot" in common name; common name of other species listed is: Colasisi (Loriculus philippensis))
found: Wikipedia, Mar. 6, 2007(Hanging parrot. The hanging parrots are birds in the parrot genus Loriculus. This is a group of small parrots from tropical southern Asia.)
found: Forshaw, J.M. Parrots of the world, 1981:p. 322 (Genus Loriculus. The popular name hanging parrot refers to the bird's strange roosting habit of hanging upside down.)