Both adults: narrow dull red stripe across front; forehead, green/yellow lores and around eyes to ear coverts; chin and area in front of cheeks green; crown blue; various dull red feathers on abdomen; bend of wing to lesser wing coverts, carpal edge and lesser underwing coverts dark red; tail brown/red tipped with purple/blue. Bill horn coloured with blue/grey at base of upper mandible. Eye green/yellow.
As in adults but with red frontal stripe absent; duller in colour; crown green slightly washed with pale blue; bend of wing to lesser wing coverts, carpal edge and lesser underwing coverts darker red. Eye grey.
Content Sources:
CITES http://www.cites.org/eng/resources/species.html
BirdLife International http://www.birdlife.org/datazone/species/index.html?action=SpcHTMDetails.asp&sid=1650&m=0
Internet Bird Collection http://www.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: Status Survey and Conservation Plan 2000-2004, Snyder, McGowan, Gilardi and Grajal, 2000.
Parrots of the World, Forshaw, 2006.