280 MANUAL OF PHILIPPINE BIRDS. 



240. PRIONITURUS CYANEICEP3 Sharpe. 

 BLUE RACKET-TAILED PARRAKEET. 



Prionitunts cyaneiceps SHABPE, Ibis (1888), 194; Hand-List (1900), 2, 

 29; SALVADOBI, Cat. Birds Brit. Mus. (1891), 20, 41!>: MCGREGOR and 

 WORCESTER, Hand-List (1906), 49. 



Balabac (Steere, Everett); Calamianes (Bourns & Worcester, McGregor); 

 Palawan (Whitehead, Platen, Steere Exp., Bourns <( Worcester, Celestino, White). 



Male. All of head, neck, and under parts bright verditer-blue, a little 

 duller below where the feathers are yellowish at base, this when specimen 

 is held toward the light, away from the light the blue parts become light 

 bluish green; under tail-coverts bright greenish yellow and tipped with 

 green; wings, back, and rump grass-green; tail-spatules black, touched 

 with green; short rectrices green, deep blue along the shaft, tip black. 

 Bill bluish white ; legs blackish. A male from Palawan measures : Wing, 

 150 ; tail without rackets, 77 ; culmen from front margin of cere, 19. 



Female. Differs from the male in having the blue restricted to top 

 and sides of head and in having the lower parts uniform light green with 

 traces of blue ; under tail-coverts deeper yellow than in the male. 



Young. "Green, with no verditer-blue shade on the head and neck; 

 greater wing-coverts and secondaries edged with yellowish green; under 

 parts yellowish green; under tail-coverts yellow, washed with greenish; 

 middle tail-feathers longer than the lateral ones, narrow towards the point 

 and entirely webbed." (Salvadoii.) 



"Ten males from Busuanga measure, 238 in length (exclusive of 

 rackets, which may attain a length of 60 to 75) ; wing, 154; tail, 77; 

 culmen, 19 ; tarsus, 14; middle toe with claw, 26. Seven females average, 

 233 in length; wing, 150; tail, 76; culmen, 19; tarsus, 15; middle toe* 

 with claw, 26." (Bourns and Worcester MS.) 



241. PRIONITURUS LUCONENSIS Steere. 

 LUZON RACKET-TAILED PARRAKEET. 



Prioniturus hiconensis STEERE, List Birds and MAIHH. Steere Exped. (1890). 



6; SALVADORI, Cat. Birds Brit. Mus. (181)1), 20, 420; MCGREGOR ;iml 



WORCESTER, Hand-List (1906), 4!i. 

 Prioniturus lusonensis SHARPE, Band-List ( 1900), 2, 29. 



Luzon (Steere Exp., Whitehead, McGregor) ; Marinduque (itteere Exp.). 



Male. General color bright yellow-green, very slightly darker on back 

 and rump ; alula, primaries, and coverts dark green ; short rectrices green 

 above, with wide dark tips; spatules black and dark blue. Iris dark 

 brown; bill and feet light blue; nails horn-blue. Sexes alike? Length, 

 with rackets, about 305; two males from Mariveles, Bataan Province, 

 measure, wing, 140 to 143 ; tail without rackets, 67 to 73 ; culmen from 

 cere, 17 to 18; tarsus, 13 to 14. 



"Immature. Differs from the adult in having the middle tail-feathers 



