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 PSITTACID-2E. 



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

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



Subfamily PAL^IORNITHIN^E. 

 Genera. 



a 1 . Larger; length, more than 250 mm.; wing, more than 125 mm. 

 -fc 1 . Smaller; wing, about 150 mm.; middle pair of rectrices elongated and racket- 

 tipped Prioniturus (p. 275) 



b 2 . Larger; wing, about 200 mm.; rectrices graduate Tanygnathus (p. 281) 



a 2 . Smaller; length, less than 190 mm.; wing, less than 115 mm. 



6 1 . Larger ; bill heavier ; culmen exceeding width of bill but little. 



Bolbopsittacus ( p. 284) 



6 2 . Smaller; bill more slender; culmen twice the width of bill. 



Loriculus (p. 286) 



Genus PRIONITUEUS Wagler, 1832. 



Length, 280 to 300 mm. ; bill moderate, edge of upper mandible nicked ; 

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

 as long as the others and racket-tipped; colors blue, green, and greenish 

 yellow; in two species the male has a red crown-patch. Rectrices ftelow 

 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 the smaller parrots, more partic- 

 ularly to those that have long tails. 



Species. 

 a\ Wing, 160 to 173 mm. 



6 1 . A bright red patch on vertex. 



C A . "Hind neck yellowish green". ........... verticalis (p. 276) 



c 2 . Hind neck grass-green montanus (p. 276) 



6 2 . No red patch on vertex. 



C A . Rump green like the back. 



d 1 . Forehead green discums (p. 277) 



d 2 . Forehead and crown blue suluensis (p. 277) 



c 2 . "Rump light greenish brown" waterstradti (p. 279) 



a 2 . Wing, 142 to 155 mm. 



b l . Upper parts not uniform in color. 



.c 1 . Top of head violet-blue mindorensis (p. 279) 



c 2 . Top of head verditer-blue; throat and breast blue cyaneiceps (p. 280) 



6 2 . Upper and under parts nearly uniform; general color more yellowish. 



Inconeneis (p. 280) 



