eupatria (Linné 1766)
Green; cheeks and nape washed faintly grey-blue; cocks often only have narrow
stripe of grey-blue to nape; broad cheek-stripe and narrow line from cere to eye
black; broad band to nape pink; abdomen yellowish-green; dark purple-red patch
to wing-coverts; upperside of middle tail-feathers blue-green with green base
and yellow tips, outer tail-feathers green; underside of tail yellow; bill red
with yellow tip; iris yellowish-white; feet grey.
without black cheek-stripe and pink band to nape; plumage generally slightly duller;
middle tail-feathers on average shorter.
as hen, adult plumage develops at 18 months, completed by 32 to 36 months.
58 cm, wing length 189 - 215 mm, tail length 215 - 355 mm.
Southern India North to Hyderabad, Andhra Pradesh; Sri Lanka.
nipalensis (Hodgson 1836)
As eupatria, but breast and abdomen feathers of both sexes with marked
grey-white tinge; cheeks and nape suffused with blue; broad pink band to nape;
62 cm, wing length 200 - 240 mm,
tail length 286 - 328 mm.
Eastern Afghanistan, Western Pakistan, Central and Northern India, Nepal, Eastern
Pakistan, Bhutan and Assam.
3. Psittacula eupatria
magnirostris (Ball 1872)
As eupatria, but breast and abdomen feathers in both sexes with grey-white
tinge; broad pink band to nape; blue tinge to nape above pink band mostly very
restricted, not occurring in some birds; shoulder patch lighter in many birds;
bill larger and heavier; slightly larger.
60 cm, wing length 200 - 225 mm,
tail length 250 - 347 mm.
4. Psittacula eupatria
siamensis (Kloss 1917)
As eupatria, but back of head and nape washed pale blue, extending to crown
in some birds; cheeks yellow-green; band to nape narrow and pinker; shoulder patch
more reddish; slightly smaller; feet yellowish.
56 cm, wing length 179 - 205 mm,
tail length 200 - 298 mm.
Vietnam, Cambodia, Laos, northern and western Thailand.
avensis (Kloss 1917)
As eupatria, but top of head and nape yellowish-green;
blue tinge resticted to cheeks and absent from nape; band to nape narrow and pinker.
58 cm, wing length 194 - 220 mm,
tail length 281 - 336 mm.
Cachar district in Assam to Amherst, Burma.