516 NOTES. 
Measurements of Falco babylonicus. 
Date. Sex. 1Up EK, Aw | Wi | Bie Boones: : g REMARKS. 
diss. pee PA PATE Sh oes sae se, eee Re 
2ist Noy. 1878) Female | 17” |39°25”| 9-7” |12°75”|_ 87”| 1°25")... | 1 
26th Decr. 1878} Female 16" 197°5” { 662” 12°25” LU liar il ee 2 
18th Jan. 1879) Male ... 14” |33- 6” |10°62” Wy el vee 3 
19th Jan. 1879 | Female |16°62”|38-12”| 7” 12°12”| 1:12”; 12” | .. | 4 
28th Nov. 1880) Male ... |13°75” |33°5” CP), Ge ean” A A ep 
18th Dec. 1880) Male... |14 25” |34:50”| 5°62’] 11°”) 94”! 1:06”| 175”| 6 
Ist Jan. 1881 | Male... 16°12” |38°5” | 6°5” |12°37”| 95”| 122”! 1°75”| 7 | Immature. 
“u 11°46” 1 (led 1 00” ery 8 
or 
2nd Jan. 1881} Male... |14°25” |34°5” | 5°7 
4th Jan. 1881} Female /|16°80” !38” 7" 112'75”| 1°12") 1°25”| 1°75”| 9 \Weight2tbloz. 
3rd Feb. 1881 | Male ... |13°75” 83°75” | 5°75”|11:00"|_ 1” | 106”| 175’| 10 5» 15702. 
CoLouRs. 
Specimen No. 2 (26th December 1878)— 
Cere greenish yellow ; bill pale, horny dusky at tip; feet 
pale yellow. 
Specimen No. 3 (18th January 1879)— 
Irides dark brown ; cere greenish yellow ; bill pale horny, 
dark at tip ; legs and toes lemon yellow ; claws black. 
Specimen No. 4 (19th January 1879)— 
Irides dark brown ; orbital skin pale greenish yellow ; cere 
greenish yellow ; bill pale horny, dark at tip ; toes and legs 
ale lemon yellow. 
Specimen No. 5 (28th November 1880)— 
Irides dark brown; cere and legs yellow ; bill deep slaty at 
tip, pale greenish yellow near base ; orbital skin lemon 
yellow ; claws black. 
Specimen No. 6 (18th December 1880)— 
Irides deep black ; bill pale greenish yellow at base of upper 
and lower mandible, getting duskier towards tip, which is 
black ; cere, legs and toes bright lemon yellow, i 
