CHERRIE: ORNITHOLOGY OF THE ORINOCO REGION. I93 
above. They are ovate, one somewhat elongate, and measure 
19.5 X 14.75, 19-5 ^ 1475 and 21.5 x 14.25 mm. respectively. 
Another set of eggs collected July 1st, also at Caicara, were 
taken from a nest found at the bottom of a natural cavity in a large 
tree. The nest body is composed of strips of soft inner bark mixed 
here and there with tufts of cotton, while in the lining there is a con- 
siderable quantiy of horse-hair-like vegetable fibres, the whole com- 
pactly woven into a cup that measures 4 cm. in depth by 6 cm. in diameter 
inside. 
The eggs taken with this nest were four in number and perfectly 
fresh. (3ne is similar in every way to other examples seen and 
described, but the remaining three are so thickl}' and uniformly 
speckled over the entire surface with brown of a shade varying from 
an olive to a clove brown as almost to conceal the whitish ground 
color. The}' measure respectively 19.5 x 14, 19.3 x 14.5, 19.75 ^ ^5 
and 20.25 ^ 14-5 mm- 
SiCALis COLUMBIANA COLUMBIANA Cabanis. 
Sycalis Columbiana Cab., Mus. Hein. I. 1850. p. 147; Berlepsch. Ibis, 
1884. p. 433; Berlepsch & Hartert, p. 28. 
Xative name Arrocero pequetia. Common, frequenting the bor- 
ders of ponds and streams and keeping together in small flocks, 
except during the nesting season. An adult female taken April 5th 
had but one foot ; the other, having been amputated just below the 
heel, had healed perfectly. 
.Vn adult female (No. 13,943 Cherrie Coll. Caicara, June 
I9tlij, is dusky olive brown above with faint shaft lines to the back 
feathers; head lighter brown; wing-coverts like the back. Edges of outer 
coverts olive green. Quills and tail-feathers dusky brown, edged with 
olive yellowish on outer webs. Below, grayish brown, paler on chin 
and upper throat and whitish in centre of belly ; faint dusky shaft 
streaks on breast and flanks. Under tail-coverts pale yellowish. 
Axillaries pale yellowish. Under wing-coverts dusky olive yellow. 
An immature male taken May 29th resembles the female but is 
appreciably darker, richer colored above, below a trifle lighter, with 
the dusk}' shaft streaks on the breast more prominent. There are a 
few yellowish -feathers about the corners of the mouth. A second 
immature male taken June 14th has the upper parts like the female hut 
with brighter olive yellow edgings to wing quills and rectrices. 
