on the Parrots. 131 
Prionirurus mab Hartert. 
Lelectus platyurus, part., Schleg. Mus. P.-B. ui. Psittaci, 
Revue, p. 22 (female from the Bay of Bara) (1874). 
Prioniturus mada Hartert, Nov. Zool. vii. p. 230 (Buru) 
(1900). 
Immature male. “ Green, feathers of nape with greyish-blue 
edges, interscapulium mixed with bluish grey, lower back 
greyish blue, feathers of rump bordered with greyish blue. 
Lesser upper wing-coverts and broad line on inner band of 
wing to below the scapulars of a somewhat ashy blue. 
Under surface of a much lighter green, sides of chest darker 
and washed with blue ; under wing-coverts washed with blue 
near the margin; larger under tail-coverts bright yellow, 
not yellowish green. Wing 175 mm., lateral rectrices 97, 
bill from gape 22, tarsus 15.” (/Zartert.) 
The adult male is not yet known; a young female is in 
the Leyden Museum. 
PrrionituRUS FLAVICANS Cass.; Sharpe, Ibis, 1894, p. 248; 
Ogilvie-Grant, Ibis, 1895, p. 466; Meyer & Wigl. Abh. Mus. 
Dresd. 1895, n. 8, p. 5; iid. B. of Celebes, i. p. 138 (1898). 
PrionituRus VERTICALIS Sharpe, Bull. B. O. C. 11. p. x 
(Tawi-Tawi, Bongao, and Sibutu, Sooloo Is.) (1898); id. 
Ibis, 1894, p. 248, pl. vi.; id. Hand-list, 11. p. 29, n. 4 (1900) ; 
McGr. & Wore. Bureau of Gov. Lab. [Philippines] no. 36, 
p- 48 (1906). 
«<P. similis P. flavicanti, sed macula verticali scarlatina nec 
coccinea, pileo argentescenti-cyaneo nec ceruleo, et 
gastreo flavicanti-viridi distinguendus. Long. tot. 
13:0 poll., alee 7°2, caud. 3:4, rectr. med. 5:8. 
“ Closely allied to the Celebean form P. flavicans. It has 
the sides of the neck and hind-neck paler than the rest of 
the back, but merely of a yellowish-green colour instead of 
the golden olive, or, as Salvadori calls it, the ‘ olive-brown’ 
colour of the hind-neck, which, in P. jlavicans, is also found 
extending across the fore-neck and chest. P. verticalis has 
the under surface of the body eutirely yellowish, washed 
with green. The crown of the head is of a silvery cobalt, 
extending over the nape, and in the centre of the crown is a 
K 2 
