5^89 Bostrhamus sociabilis 
v sociabilis.... 9 
5229 Bostrhamus sociabilis 
sociabilis. tf 
5^0 nostrhamus sociabilis 
sociabilis. d 
5001 ueranoapiza gracilis., d 
Laval le, 
Oct.28,1920 
103.6 
Jd. 
Buenos Aires 
10:00 
Flying 
-106 
106.2 
Lavalle, 
Oct.31,1920 
106 
Jtt. 
Buenos Aires 
10:15 
Flying 
105.4 
Lavalle, 
Oct.31,1920 
&• 
Buenos Aires 
11:15 
Flying 
105 
/ 
/ 
106.1 H. Puerto Pinasco, sept.15,1920 
' P 0,1 aguay 7*15 At rest 107 
5059 ueranospiza graciliq * . ' / 
& 105 ' 4 U * puert0 Pinasco, Sept.20,1920 
^ tlrous clnereus rf ~ U:3 ° At rest 
- . 107-2 K - r alle ’ Oct.29,1920 • i / 
K 529 * Circus cinereus.l „ " All6S 9l30 
104,2 “• „ 0T . 6>lsao 
3,KnOS 1=45 ' Plytog 
107 
108 
4580 oirons buffoni .... d ad. 107 8 w , 
7,8 * Jjas -Palmas, July 26,1920 
/ - U Ohaco. lo ;00 wiuHn 
4415 Urubitinga urubitinga 
urubitinga . d 
106 
=793 
l/. 
4954 
Urubitinga urubitim-a 
• urubitinga. 
Urubitinga urubitinga 
urubitinga. 
Urubitinga urubitinga 
urubitinga. 
t/ 54Sl Juteo polyosoma 
t Las Palmas, July 14,1920 
!0-.4 i. Chaco. 10:15 At rest 
I 
5 ■ . Eiacho Pilaga Aug.16,1920 
100.4 B. Formosa 10:00 Flying 
d . A „ „ Biacho Pilaga Aug. 16,1920 
104.8 H. Formosa 10:00 At rest 
f T 04 - 7 p Puerto Pinasco dept. 10,1920 
10*.7 H. Paraguay 10s0 0 Flying 
° £d * 106,0 *• General Boca Pec. 2,1920 
M ° !Tesro 7:00 Flying 
4579 T €niT03tri o I” Palmas, July 26,1920 
p icherani . s ad. 105.4 B. Chaco. 10:15 At rest 
(//4621 m Se I r.rf nir ° StrlS „ ... . culy 28,1920 
**\*.. ad. 104.8 I. chaco. 8:45 At rest 
y£896 Bupornis magnirostris 
pucherani. $ 
Keterospizias meridionalis 
meridionalis. v 
ileterospizias meridionalis 
meridionalis. $ 
i / 4728 Ileterospizias meridionalis 
australis. $ 
^ 4748 OrtaHs canicollis ... 9 
108 
109 
109 
109 
111,113 
111,11 
lri . . u ^an Vicente , Jan.31,1921 
,-riocha 2:30 At rest 111,113 
105.0 H. Paraguay „ 
Jlierto Pinascc 
102 • 4 K • par &&uay 
% - . * —-— 
Biacho Pilaga 
P04.3 n. Formosa 
105.4 B. Biacho Pilaga Aug.13,1920 
J Formosa 8; 45 At rest 
Sept.7,1920 
11:30 At rest 
113,114 
Sept.8,1920 
^ : 00 re 
113,114 
ug. 11,1920 
IS:00 jib rest 
114 
116 
