From 
ra] 
| 
si Eo 
To 
Femane. 
————— eS eee 
From | 18°65 40°00} 13°75} 9°50 
298 
No. 51. Circus Swainsoni,* <A. Smrru. 
THE Pate Curstep Harrier. 
Of the nidification of this species, nothing certain seems 
known. Bree figures an egg, said to belong to this species, from 
* Oircus Swainsont. 
= 
e 
iS 
a 
=P 
3s 
; S |x 
DIMENSIONS. 3 H |Z, 
Hm o 
o rs) =I 
oC Gey i 
3 ate 
o 
s 
: be 
i : z a 3s |B 
| Wet == E 8 50 ne) 
: E=| 3 & cS) a » Io 
ei secs 3 oH g s 
to] BS | gy, om ° wT I 
hel ese econ oe ee NPS |e) SelM o | 4 ts 
. a ee ~ a = =| 2 ao S oS gy =) = 
=| 8 ay fo) aE ss a= =| : io] > 
5 A ete es Sei betsy Ulysse Fe] st alten aes 
o © Sy |, os Bs ee PS a) WS So es 
e 2 Pais pnd eee Nb vei |e Ea bass le (fa eae eee) = [ro 
5 q 3 Coe has nD oad n 3 a) op Re ap 15 aS 
o $ n o - in 5 
gz OF yrs || bp S/EISIElSl/E/E| el elSi als 
I a eh Soe fete Ratan peecdal lp eTO Selb rer isioye |p Set sy We 
s, = a} 3 BB) y | esta bereead aon || = oa fil te E/sis 
is = Sia Pest et = P= Gl Vat a =f rT eS | Din a |= 
<5) oH |s |e = =i ==) = = = a 
17°60' 41-00] 13°50] 9-00 
18°50, 42°25| 13-95] 10-00 
| 
| | 
| 
i | 
2°8.3°45/2°90 1°30,0°66 0°62 0°71/0:60 0°72)0°69 0°77)1°15 
20°65 
(Eight males and eight females measured and weighed.) 
The 8rd primary tbe longest. The Ist is from 3:25 to 4:25 shorter, the 
2nd from 0°75 to 1°18 and the 4th from 0°10 to 0°50, shorter. Exterior tail 
feathers from 0°50, to 1°50 shorter than central feathers. 
Description.—Legs and feet, bright orange to lemon yellow, according to 
age. Claws black. Irides bright yellow in adults, dark brown in the young, 
Orbits yellow, dingier in the young. Bill. Cere greenish, or dusky greenish 
in the adult, somewhat yellower in the young,especially on the culmen, and hid- 
den at sides by the bristles of the lore. Gape, and base of lower mandible, 
blue, or sometimes greenish blue. Upper mandible and tip of lower mandi- 
ble, bluish or horn-black. 
Prumacr.— Male. Lores closely clothed with tiny white feathers, with 
elongated, naked, black brown, hair-like shafts. Forehead, and streak above 
eyes, and feathers of orbits greyish white, slightly paler than surrounding 
parts, the whole of the rest of the top of head and nape, to where the ruffjoins 
ee 
j i Sho 
of end of tail. 
| Distance by which lower tail coverts fall 
short of end of tail. ° 
g | Weight. 
105 | 
a) 
ar oO 
Cee 
_ 
- 
2°643°30 2°70 1°10 0°55 0°56 0°65)0°50,0°63)0°57,0 any 0°86 ak 00 
| 
2°65'3°38/2°79,1°31)/0 62,0°68 0°75/0°55'0°70.0°70) 0°8/1720!1-00 0°37,1°75 
47°50) 15°15) 11 +25 2+92/3-59)/3+00)1°50/0°67 0°76 0°82'0°68 0°78 0°78 0°86)/1°38)1°09'0°42 2°75 
4°00 15°5)) 
0Z. 
aa 3B I 
