450 PROCEEDINGS OF THE NATIONAL MUSEUM VOL. 97 
species. Though it seems to be a widely distributed form in the low 
country, it also ascends to as high as 1,100 meters in suitable places. 
Gilliard (Bull. Amer. Mus. Nat. Hist., vol. 77, 1941, p. 477) records 
it from altitudes of from 460-1,100 meters on Mount Auyan-tepui. 
XIPHORHYNCHUS OBSOLETUS NOTATUS (Eyton): Upper Orinocoan Woodhewer 
Picolaptes notatus Eyron, Contr. Orn., 1852, p. 26 (no locality given). 
SPECIMENS COLLECTED 
- lim, 9, Brazil, Santa Isabel, Rio Negro, October 9, 1930. 
lad. 9, Brazil, Panela de Onca, Rio Cauabury, November 1, 1930. 
lad. 9, Brazil, Salto do Hud, Rio Maturacé, November 20, 1930. 
lim. @, Brazil, Sao Gabriel, Rio N egro, January 6, 1931. 
2 ad. 9, Brazil, Cucuhy, Rio N egro, February 5-8, 1930. 
1 ad. , Venezuela, Chapazon, Brazo Casiquiare, January 30, 1931. 
lad. @,1 ad. 9, 1 ad. -, Venezuela, Brazo Casiquiare, Caiio Atamoni, Febru- 
ary 6, 1931. 
lad. 9, Venezuela, Brazo Casiquiare, Playa de Candela, February 8, 1931. 
lad. @,1lad. 9, Venezuela, Brazo Casiquiare, Raudal Corocoro, February 9, 
1931. 
lad. @, 1 ad. 9, Venezuela, Brazo Casiquiare, below mouth of Rio Pacila, 
February 12-13, 1931. 
lad. 9, Venezuela, Brazo Casiquiare, Cafio Matipin, February 18, 1931. 
1 ad. o&, Venezuela, Brazo Casiquiare, Cafio Durutomoni, February 19, 1931. 
lad. &, Venezuela, Brazo Casiquiare, Buenos Aires, February 21, 1931, 
lad. 9, Venezuela, Upper Orinoco, Tamatama, February 23, 1931. 
1 ad. o, Venezuela, Upper Orinoco, near Cerro Cariche, February 24, 1931. 
lad. J, 1ad. 9, Venezuela, Upper Orinoco, Isla Temblador, February 25, 1931. 
lad. #,2 ad. 9, 1 ad. -, Venezuela, Upper Orinoco, San Antonio, February 
28-March 9, 1931. 
3 ad. o, Venezuela, Upper Orinoco, right bank opposite Corocoro Island, 
March 13-16, 1931. 
5 ad. o, 2 ad. 9, Venezuela, Upper Orinoco, Cerra Yapacana, March 18~ 
April 27, 1931. 
3ad. #, lad. 9, Venezuela, Rio Orinoco, Puerto Ayacucho, May 9-14, 1931, 
and January 2, 1930. 
Birds in breeding condition were taken in N ovember, February, 
April, and May. 
This race ranges from the Rio N egro northward to the Casiquiare 
and the upper stretches of the Orinoco at least as far as Suapure. 
Zimmer (Amer. Mus. N ov., No. 756, 1934, p. 11) found that specimens 
from farther down the Orinoco (Caicara, Rio San Feliz, Sacupana) 
were closer to obsoletus. 
CAMPYLORAMPHUS PROCURVOIDES SANUS Zimmer: Duida Sicklebill 
Campyloramphus procurvoides sanus Zimmer, Amer. Mus. Nov., No. 728, 1934, 
p. 12 (“Campamento del Medio,”? Mount Duida, Venezuela, altitude 350 
feet). 
SPECIMENS COLLECTED 
lad. #, Venezuela, Raudal Corocoro, Brazo Casiquiare, February 9, 1931. 
lad. #, Venezuela, San Antonio, Upper Orinoco, March 9, 1931. 
