EGG CHECK LIST OF NORTH AMERICAN BIRDS. dl 
35). Poor-will—PHALZNOPTILUS NUTTALLI. White, unspotted; two; 
1.05 by .80. Nests on the ground. High Central Plains to Pacific. 
301. Nighthawk—cCHORDEILES POPETUE. Grayish, thickly mottled 
with varied tints of darker gray, slate and yellowish-brown; two; 1.30 by 
.90. Eggs laid on the ground, in a slight depression. Lia RISE 
30a. Western Nighthawk—cHoRDEILES POPETUE HENRYI.  Clay- 
color, with small spots and cloudings of yellowish-brown, mingled with 
lilac; two; 1.25 by .g2 Eggs laid in a depression of the ground. w.n.a. 
308. Texan Nighthawk—cHORDEILES ACUTIPENNIS TEXENSIS. -Gray- 
ish, or thickly marked on a white ground with small irregular confluent 
spots, which are a blending of black, umber and purplish-gray; two; 1.18 
by .89. Eggs laid on the ground in a slight depression. 
Basins of the Rio Grande, Gils: 
309. Ivory-billed Woodpecker — CAMPEPHILUS PRINCIPALIS. Crystal- 
white; four or five; 1.35 by.95. Nests in cavities of dead trees, exca- 
vated by the birds. Southern Atlantic and Gulf States. 
360. Hairy Woodpecker—ricus vittosus. Pure, crystal-white; five 
or six; 1. by .72. Nest excavated in trunks of trees, sometimes in the 
trunk of an apple tree. N. A. 
D611, ie Woodpecker—picus PUBESCENS. Glistening white; four 
Ginitve go75) by) JO2.— Nest excavated in the trunk of a small Be tree; 
often in the dead limb of an apple tree, or ina post or rail of a fence. 
(See Notes.) . ; Beare 
362. Red-cockaded Woodpecker — PICUS QUERULUS. White, less 
glossy than those of the other species; four; .g3 by .70. Nests in holes 
of decayed trees. SouUe. St 
368. Texan Sapsucker—picus scaLaris. White, not so glossy as 
those of the Downy; four; 1. by .75. Nesting habits same. Ss Ua Sh 
366. White-headed Woodpecker—xENoPICUS ALBOLARVATUS. Pure, 
crystalline-white, more than usually oblong-oval for a Woodpecker; five; 
g9 by .74. Nests in cavities of tall, dead trees or stumps. Oregon and Cal. 
367.  Black-backed Three-toed Woodpecker — PricoIDES ARCTICUS. 
Pure ivory-white; four to'six; .gi by .72. This bird is said to excavate 
cavities in live trees for nesting purposes oy Nees An 
369. Yellow-bellied Woodpecker—spuyrapPicus vARIus. Glossy white; 
