PHAsiAxiiu:. 99 



?«'. Top of the liead with a full 

 feathered crest ; outer webs of 

 outer secondaries pure white ; 



plumage spotted with pale blue. 46. Guttera, p. 380. 

 k'" . Middle tail-feathers elongate and 

 pointed, about twice as long as the 

 outer pair; feathers of mantle and [p. 385. 



chest very long and pointed 47. Acryllium, 



d'. Feathers of upper parts squarely truncate 48. Mkleagris, 



[p. 386. 



II. The cutting-edge of the lower mandible is 



serrated. ( OdontophorirKe. ) 



c. Tarsus shorter than the middle toe and claw. 



e'. Tail more than half tlie length of the wing. 



/)". Tail as long as or nearly as long as the 



wing. Size largo : wing more than 



^••") inches (1st primaiy much shorter 



than the 10th) 49. Dendrortyx, 



i". Tail about f of tiie length of the wing [p. 392. 

 or less ; wing less than o'o inches. 

 /'". Crest well or fairly well developed. 

 0*. Tail with 14 feathers (sexes simi- 

 lar ; crest rather short ; 1st pri- 

 mary equal to the 8th; 50. Callipepla, 



pK Tail with 12 feathers. [p. 394. 



«\ Sexes similar. 



h". Crest composed of two very 

 long black feathers ; 1st pri- 

 mary falls between the 7tli 

 and 8th ; .sides uniform grey ; 

 Hanks chestnut, irregularly 



barred with white 51. Oreortyx, p.397. 



o*. Crest of several pairs of fea- 

 thers, and not unusually 

 elongate; 1st primary falls 

 between the 9th and 10th ; 

 sides and Hanks barred with 



black and white 53. Phii.ortyx, 



o*. Sexes dififerent (feathers of crest rp_ ^q^^ 



long or fairly long ; 1st primaiy 

 falls between the 8th and 9th'). 

 ;A Tail f of the length of the 



wing, or more 52. Lophohtyx, 



5*. Tail rather more than ^ the [p. 399. 



length of the wing 54. Eupsychortyx, 



hi'". No distinct crest (sexes different ; [p. 407. 



1st primary falls between the 7th 



and 8th) ." 55. Ortvx, p. 414. 



f. Tail not more than half the length of tiie 



^ wing. 



k". 1st primary falls between the 7th and 



8th (sexes different ; claws very long). 



n"'. Sides of head and neck with black 



and white pattern ; sides of chest 



and breast beautifully ocellated with 



white or buff 56. Cyetosyx, p.425. 



o'". Sides of head and neck with no 



distinct pattern ; sides of chest and Tn. 409. 



breast with white shaft-stripes .... 57. Dactylortyx, 



H 2 



