PRIONITURUS. 275 



with white tip. Three females measure, 315 in length: wing, 206; tail, 

 110; culmen, 25; tarsus, 18; middle toe and claw, 38.'' (Bourns and 

 Worcester MS.) 



Family PSITTACIDiE. 



Bill with a series of transverse ridges under the hook ; head micrested ; 

 colors green and blue, or green, blue, and red ; never white. 



Subfamily PAL.«ORNITHIN^«. 



Genera. 



f/'. Larger; length, more than 2.50 mm.; wing, more than 125 mm. 



b^. Smaller; wing, about 150 mm.; middle pair of rectrices elongated and racket- 

 tipped .'. Prioniturus (p. 275) 



h-. Larger; wing, about 200 mm.; rectrices graduate Tanygnathus (p. 281) 



«-. Smaller; length, less than 190 mm.; wing, less than 115 mm. 

 b^. Larger; bill heavier; culmen exceeding width of bill but little. 



Bolbopsittacus (p. 284) 

 b^. Smaller; bill more slender; culmen twice the width of liill. 



Loriculus (p. 286) 



Genus PRIONITURUS Wagler, 1832. 



Length, 280 to 300 mm. : l)ill moderate, edge of upper mandible nicked; 

 tail moderate, rectrices equal, except middle pair wliicli are nearly twice 

 as long as the others and racket-ti})ped ; colors blue, green, and greenish 

 yellow; in two species the mak^ lias a red crown-patch. Rectrices below 

 verditer-blue; inner web of remiges below with a wide edge of verditer- 

 blue; first primary above edged with blue on outer web. The key is 

 based on male birds. The name parrakeet (the same as parrokeet, para- 

 keet, paroquet, etc.) is applied to any of tlie smaller parrots, more partic- 

 ularly to those that have long tails. 



Species. 

 a\ Wing, 160 to 173 mm. 



/>'. A bright red patch on vertex. 



c^. "Hind neck yellowish green" verticalis (p. 276) 



c^ Hind neck grass-green montanus (p. 276) 



b'. No red patch on vertex, 

 c'. Rump green like the back. 



(/'. Forehead green dlscurus ( p. 277) 



d-. Forehead and crown blue suluensis (p. 277) 



c^. "Rump light greenisli brown" waterstradti (p. 279) 



(r. Wing, 142 to 155 nun. 



6'. Upper parts not uniform in color. 



c^. Top of head violet-bliu- mindorensis (p. 279) 



C-. Top of head verditer-blue; throat and l)reast blue cyaneiceps (p. 280) 



?/*. Upper and luider parts nearly uniform; general color more yellowish. 



luconensis ( p. 280) 



