2^52 Walter Rothschild 



Casque compressed at sides not de- 

 pressed posteriorly very high; fore- 

 neck blue from chin to wattle rest 



crimson; sides of neck crimson . . C. unappendiculatus 



rufotinctus. 



Foreneck crimson; sides of neck crim- 

 son C. unappendiculatus 



suffusus. 



Casque depressed posteriorly not com- 

 pressed at sides No. 12. 



I Casque very high No. 13. 



" I Casque low No. 14. 



Foreneck crimson, wattle blue; sides 



of neck crimson C. unappendiculatus 



mitratus. 



13 Foreneck and wattle orange yellow, 

 chin and throat blue; sides of neck 

 scarlet ■ C. unappendiculatus 



occipitalis. 



Foreneck yellow ; sides of neck yellow ; 



no yellow occipital patch ...... jC. unappendiculatus 



unappendiculatus. 

 Foreneck yellow; sides of neck orange 



14 scarlet; a yellow occipital patch . . 0. unappendiculatus 



rothschildi. 



Foreneck, sides of neck, and occipital 



patch uniform yellowish orange . . C. unappendiculatus 



aurantiacus. 



Very large; 2 wattles placed one above 

 the other on foreneck; foreneck 

 yellow; sides of neck crimson bor- 

 dered with yellow 0. doggetti. 



Size smaller 3 wattles No. 16. 



Foreneck deep blue; wattles, side ones 



red and white, central one pale 



silvery blue; sides of neck bright 



purple C. jamirachi. 



Foreneck yellow; wattles yellow; sides 



of neck yellow . 0. hagenhechi. 



I Extensor groove enormously deep 



17 I (fossil, pleistocene) Q. lydeTclceri. 



i Extensor groove less deep No. 18. 



^ / Foreneck pink No. 19. 



\ Foreneck not pink No. 20. 



15 



16 



