ORNITHOLOGIST 
-AND- 
OOLOGIST. 
$1.00 per 
Annum. 
PUBLISHED BY THE FRANK BLAKE WEBSTER COMPANY. 
Established, March, 1875. 
Single Copy 
10 cents. 
Vol. XVII. 
HYDE PARK, MASS., JANUARY, 1892. 
No. 1. 
A Series of Eggs of the Kentucky 
Warbler. 
The eggs of the Kentucky Warbler ( Geo - 
thlypis formo&a) exhibit great variation in size, 
shape, and coloration, and while the series 
now before me does not exhibit all their types 
it is sufficiently complete to warrant desription. 
Set I. June 1, 1890. Chester County, Penn. 
Collected by J. P. Norris, Jr. Nest on ground, 
in woods, at foot of small bush, not more than 
ten feet from a fence. Made of leaves, lined 
with rootlets. 9 Hushed. Pour eggs, incu- 
bation commenced. White, speckled with 
hazel and lavender-gray. Three of the eggs 
have the markings nearly all at the larger ends 
in the shape of indistinct wreaths, but the 
fourth one is much more pointed than the 
others, and has a wreath around the smaller 
end: .79x.59; .78x.58; .76 x.59; .70X.59. 
Set II, May 28, 1890. Chester County, 
Penn. Collected by J. P. Norris, Jr. Nest at 
foot of spicewood bush, on ground, in low 
woods. Made of leaves, dried grass, etc., 
lined with fine black rootlets anil white horse- 
hair. Bird seen. Four eggs, fresh. White, 
speckled and spotted, principally at the larger 
ends, with fawn color: .71x.56; ,72x.55; 
.74 x .56: .7 1 x .55. 
Set III. June 19, 1885. Delaware County, 
Penn. Collected by J. Hoopes Matlack. Nest 
of dried grasses and beech leaves, on the 
ground, in thicket of young underwood. Four 
eggs, fresh. White, spotted and speckled with 
chestnutand lavender-gray: .77x.50: ,79x.57; 
.78 x .56; .75 x .56. 
Set IV. May 28, 1890. Chester County, 
Penn. Collected by J. P. Norris, Jr. Nest 
between leaves of “Skunk Cabbage.” on 
ground, in woods. Made of leaves, dried 
grass, etc., lined with black rootlets. J 
flushed. Four eggs, fresh, and one Cowbird’s 
egg. Light creamy white, speckled and 
spotted with chestnut and lavender-gray. The 
markings are heavier near the larger ends, 
where they form indistinct wreaths: ,74x.60; 
.72 x .60; .72 x .00; .71 x.60. 
Set V. June 7, 1889. Chester County, Penn. 
Collected by J. P. Norris, Jr. Nest between 
three forks at foot of small bush. Made of 
leaves and grass, lined with horse-hair and 
black rootlets. Bird seen. Five eggs, fresh. 
Light creamy white, speckled and spotted 
with hazel and lavender-gray. At the larger 
ends the markings are heavier, and form 
indistinct wreaths: ,78x .00; .81 x .61; .Slx.OO; 
.78x .61 ; .79 x.60. 
Set VI. June 9, 1885. Collected by J. 
IToopes Matlack. Nest on ground, in thicket 
of young underwood. Composed of dry grass 
and beech leaves. Four eggs, fresh. Glossy, 
light creamy white. Heavily spotted, espec- 
ially at the larger ends, with chestnut and 
lavender-gray: ,79x.59; ,77x.59; .77x.58; 
.78 x .56. 
Set VII. June 18, 1890. Chester County, 
Penn. Collected by J. P. Norris, Jr. Nest on 
ground, at foot of weed, in woods, near a 
fence and a dried up stream. Made of leaves, 
etc., lined witli black rootlets and horse-hair. 
White, spotted and speckled more heavily at 
the larger ends, with hazel and lavender-gray: 
.82 x .57; .79x.57; ,80x.56; .83x.50. 
Set VIII. June 3, 1890. Chester County, 
Penn. Collected by J. P. Norris, Jr. Nest at 
foot of spicewood bush, In woods, twenty-five 
feet from their edge. Made of leaves, dried 
grass, etc., lined with black rootlets. 9 
flushed. Four eggs, incubation commenced. 
(This set also contained a Cowbird’s egg.) 
White, spotted all over, but more heavily at 
the larger ends, with chestnut and lavender- 
gray: .74x,56; .71x.55; ,70x.54; ,71x.54. 
Set IX. May 28, 1888. Chester County, 
Penn. Collected by Samuel B. Ladd. Nest 
on the ground. Made of leaves, with line 
Copyright, 18D2, by Frank B. Webster. 
