Australian Birds in the Collection of the Linnea^i Society. 269 



adjoining trees, but never from that in which the nest is situated. 

 The}^ are sometimes found to enter the hollow limb as far as two 

 yards. The nests are generally formed in a Black-butted gum- 

 tree ; and also in Coroy'bo, Cajim'bora and Yarrowar'rij trees 

 (species of Eucali/ptus). — Their breeding-places appear to be 

 local." 



** Crista rotundatû, retrorsum incumbente. 

 2. Eos. PL pallidc cineraceus ; collo, corpore subtiis, tecfricibus- 



que inferioribus rosaceis; crista albido-rosaceà. 

 Psittacus Eos. Kuhl, Nova Acta 4-c- vol. 10. p. 88. 7io. 159- 

 Perroquet kakatoe rosalbin. Temm. PI. Col. 81. 

 Le Kakatoès rose. Vieill. Gal. des Ois. pi. 25. 



Genus. Calyptorhynchus*. 



Rostrum crassum, fortissimum, multo altius quàm longum, basi 

 latum ; niandibulœ superioris culmine compresse, a basi 

 ascendente, maxime arcuato, apice introrsum inclinante ; 

 inferiore brevissimâ, dilata, fortiter emarginatâ, apice in- 

 trorsum inclinante, plumis genarum prœcipuè tectâ : crista 

 retrorsum incumbente. 



AlcB médiocres; remigibiis secundâ tertiâ quartâ et quintâ ferè 

 aequalibus longissimis, prima et sextâ œqualibus ; secundœ 

 ad quintam inclusam pogoniis externis medium versus 

 emaro-inatis. 



Pedes subfortes, digitis unguibusque mediocribus. 



Cauda subrotundata, sublonga ; rectricum rhachibus apice sub- 

 elongatis, nudis. 



The chief diiïerence between this genus and that of Phjcto- 

 loplius consists in the greater elevation and the comparative 

 shortness of the bill. The latter group possesses a bill of 



* Kct^UTTTCo celo, and pvy^o; rostrum. 



nearly 



