132 VISCOUNT WALDEN ON THE BIRDS 
PSITTACI. 
PLYCTOLOPHID#, 
Cacatua, Vieillot. 
1. *! CacaTUA HAMATUROPYGIA. 
Cacatua minor, Brisson, Orn, iv. p. 212, no. 11, “ Philippines.” 
Le petit Kakatoés & bec couleur de chair, Buffon, Hist. Nat. vi. p. 96 (patr. non indic.). 
Petit Kakatoés des Philippines, D’ Aubenton, PI. Enl. 191. 
Psittacus hematuropygius, L. 8. Miiller, S.N. Suppl. p. 77, no. 51 (1776) ex Buffon; Walden & 
Layard, Ibis, 1872, p. 96. 
Psittacus philippinarum, Gm. S.N.i. p. 331, no, 95 (1788) ex Brisson; O. Finsch, Monogr. Papag. 
i. p. 810; v. Martens, J. f. O. 1866, p. 21, no. 112. 
Lophochroa minor (Briss.), O. Finsch, Nederd. Tijdschr. Dierk. Berigten, 1863, p. xxii, “ Lucon.” 
Hab. Luzon, Guimaras, Negros (Meyer). 
No discernible distinction between the sexes, except that in the male (fide Meyer) 
the wing exceeds by about half an inch that of the female. 
Dr. B. Meyer has kindly obliged me with the following remarks:—* The Philippine 
Cacatua is wild on all the different islands I visited. All my specimens were shot in 
the forest. It abounds on Luzon, Guimaras, Negros, in the forests; there I saw it 
myself; but I do not doubt it will be the same on the other islands,” 
PSITTACIDZ. 
Prioniturus, Wagler. 
2. * PRIONITURUS DISCURUS. 
Psittacus discurus, Vieillot, Gal. des Ois. i. p. 7, pl. 26, “ Mindanao” (1825)*. 
Psittacus spatuliger (9), Bourjot, Perr. pl. 53, ‘‘ Mindanao” (1837-8). 
Pionias discurus (Vieill.), O. Finsch, Monogr. Papag. ii. p. 401. 
Urodiscus discurus (Vieill.), G. R. Gray, Hand-list, no, 8047, “ Philippine Isl.” 
Urodiscus spatuliger (Bourjot), G. R. Gray, tom. cit. no. 8048, “ Manilla.” 
Hab. Luzon, Guimaras (Meyer); Mindanao (Cuming). 
An example from Guimaras (? fide Meyer) has the top and back of the head turning 
to blue, as in the male, and closely resembles a male from Luzon. 
A Luzon individual ( ¢ jide Meyer) has the entire body-plumage bright yellow-green 
without any traces of blue or verditer about the head. All the lateral rectrices have a 
1 Species with an asterisk prefixed are peculiar to the Philippines. 
2 Dr. O. Finsch (J. ¢.) gives 1834, 1825 is the date on the titlepage of the first volume; but as the work 
appeared in parts, the date of the second part is probably earlier than even 1825. The plate is quoted in the 
Tableau Encyclopédique, vol. iii. p. 1869, published in 1823. 
