Both adults green/yellow head; brighter yellow with black scalloping on face and nape to sides of neck; black upperparts; rose/red carpal edge; pale blue foreneck tinted green; pale blue/green breast mixing into yellow/green on abdomen to undertail coverts; blue underwing coverts marked with yellow and red near to carpal edge and bordered with black along leading edge; purple central tail feathers; lateral tail feathers purple/lilac and barred with black near tip. Bill olive/yellow with grey at base. Eye ring grey. Eye yellow.
As in adults.
Calls made in flight are soft and nasal, rising to a high-pitched, whining sound. Before taking flight emits weak, nasal calls, and short trilling or chattering notes.
Content Sources:
Lexicon of Parrots http://www.arndt-verlag.com/projekt/birds_3.cgi?Desc=E287.htm&Pic=287_1.JPG
CITES http://www.cites.org/eng/resources/species.html
BirdLife International http://www.birdlife.org/datazone/species/index.html?action=SpcHTMDetails.asp&sid=1631&m=0
Internet Bird Collection http://ibc.hbw.com/ibc/
xeno-canto America http://www.xeno-canto.org/index.php
Parrots: A Guide to Parrots of the World, Juniper and Parr, 1998.
Parrots of the World, Forshaw and Cooper, 1989.
Parrots of the World, Forshaw, 2006.
Parrots in Aviculture, Low, 1992.