Supplement to " The Emu." 25 



Rump olive grey ; centre tail feathers dull blue ; total length 

 12.5 inches. P. xanthogenys (Red-mantled Parrakeet). 



320. Hind toe shorter than any front toe.. .. .. .. 321 



Hind toe equal to or longer than any front toe, and always with 



the largest claw . . . . . . . . . . 372 



321. Bill elongate; or swollen toward tip, with soft base .. .. 322 

 Bill very short and with very wide gape . . . . . . 360 



322. Bill long . . . . . . . . . . . . . . 323 



Bill swollen towards tip, basal portion of soft skin, nostrils overhung 



by a valve. Pigeons and Doves. 336 



323. Bill large and clumsy ; lower mandible deep and ascending from 



centre to tip. Kingfishers. 324 



Bill black and curved ; plumage green ; wing 4.5 inches ; two 

 centre tail feathers project 1.75 inches (male) or .75 inch 

 (female). Merops ornains (Bee-eater). 



324. Length more than 14 inches. Dacelo. 325 

 Length less than 14 inches . . . . . . . . . . 327 



325. Crown rufous-brown in centre, white on sides. 



D. gigas (Brown Kingfisher or Jackass). 

 Crown white, boldly striped brown (male has blue tail) . . . . 326 



326. Under surface whitish ; length 17 inches ; wing 8 inches. 



D. leachi (Leach Kingfisher). 

 Under surface not whitish ; length 15 inches ; wing 7.5 inches. 



D. cerviiia (Fawn-breasted Kingfisher). 



327. Two long white feathers in tail. 



Tanysiptera sylvia (White-tailed Kingfisher). 

 Xo long white feathers in tail . . . . . . . . 328 



328. General colour greenish or blue ; bill mostly black . . . . 329 

 General colour cinnamon ; bill yellow. 



Syma flavirostris (Yellow-billed Kingfisher). 



329. Lender surface white or dull yellowish (mottled in youth). 



Halcyon. 330 

 Under surface rich orange-rufous (or white, No. 334) ; inner front 



toe missing. Alcyone. 334 



330. Sides of crown blue ; under surface white . . . . . . 331 



Sides of crown greenish or dusky ; under surface yellowish . . 332 



331. Large white patch on outstretched wings (female has collar incom- 



plete). H. macleayi (Forest Kingfisher). 



No light patch on wings ; bill 1.6 inches ; wing 3.7 inches. 



H. westralasianns (Western Sacred Kingfisher). 



332. Crown uniform colour . . . . . . . . • • 333 



Crown streaked white. H. pyrrhopygius (Red-backed Kingfisher). 



333. Upper surface green. H. sanctus (Sacred Kingfisher). 

 Upper surface dusky olive. H. sordidus (Mangrove Kingfisher). 



334. Length more than 6 inches ; under surface rich colour . . . . 335 

 Length 4.8 inches ; under surface white. 



A. pusilla (Little Kingfisher). 



335. Breast in centre rufous like lower throat ; bill 1.8 inches. 



A. azurea (Blue Kingfisher.) 

 Breast often blue, continued from sides of neck ; bill 2 inches. 



A. pulchra (Puri)le Kingfisher). 



