in age tLey gradually assume the plumage of the adult, which is not fully accomplished until the 
second or third year. 
There appears to be so much confusion respecting this bird, that we have thought it best to adopt 
M. Temminck's name of Jiaviventris, although we have little doubt that the Psittacus Caledonicus of 
Lath, as well as most of the other synonyms refer to the same bird. 
Habitat. Australia : locality, Van Diemen's Land. 
PLATYCERCUS PALLICEPS, Vig. 
Fig. 3. 
Plat, capite dilate Jlavo ; nucha et dorso scaptilaribusque saturatioribus, plumis scapularium centris ni- 
gris ; buccis albescentibus ; uropygio, tectricibus caudcB superioribus Jlavide albis, cceruleo pallide 
lavatis ; scapulis IcBte cceruleis ; aid media pallide coeruled ; primariis exlerne ad basin saturate 
cceruleis, apicibus pallidioribus, interne ad basin brunneis ; pectore abdoniineque pallide viridi- 
cceruleis ; tectricibus caudce inferioribus coccineis ; rectricibus caudce duis intermediis ad baseos 
cos viridi-olivaceis, apicibus ccerulescentibus, reliquis rectricum externe et ad basin saturate cceruleis, 
apicibus pallidioribus, partibus interioribus rectricum saturate brunneis, apicibus externis plumarum 
caudce albis ; rostro livido ; pedibus fuscis. 
Long. tot. 12^ unc. ; alee, 6\ ; caudce, 6| ; tarsi, |. 
Crown of the head very pale yellow, passing into a richer tint on the back of the neck, the back, and 
scapularies, these latter feathers being black in the centre ; cheeks whitish ; ramp and upper tail- 
coverts yellowish white with a tinge of blue ; shoulders rich deep blue ; middle of the wing light 
blue ; primaries deep blue at the base, paler towards the tip, the inner webs brown at the base ; chest 
and abdomen light greenish blue ; under tail-coverts scarlet ; two middle tail-feathers olive green at 
the base merging into light blue towards the tip, the outer webs of the remaining feathers deep blue 
at the base, becoming lighter towards the tip, and the inner webs dark brown ; all the feathers tipped 
with white ; bill horn colour ; feet dark brown. 
Platycercus palliceps, Vig. in Lear. 111. Psitt., pi. 1 9. 
Remark. In some specimens the lower feathers of the cheeks are tipped with blue, while in others 
it is so faint as to be scarcely perceptible. 
Habitat. Australia : locality. New South Wales. 
I 
