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THE OOLOGIST 



four inches above the ground in a 

 clump of Sweet Clover along the bank 

 of a drainage ditch. The eggs were 

 alike in coloring and the other three 

 matched. The nest was made wholly 

 of grass. 



7. May 20, 1915, Champaign Co., 111. 

 ■ — Rough-winged Swallow, seven eggs. 

 Nest two feet back in the bank of a 

 drainage ditch, eight feet from water 

 and two feet from the top of the bank. 

 Small cavity at end of tunnel lined 

 with an inch mat of coarse weed 

 stems. Eggs badly incubated. 



8. May 22, 1915, Champaign Co., 111. 

 — Rough-winged Swallow, seven eggs. 

 Nest three feet back in center of a 

 twelve foot bank. Lining composed 

 of weed stems and rootlets. Eggs 

 fresh. 



9. May 30, 1915, Piatt Co., Ill — 

 Blue-gray Gnatcatcher, five eggs. Nest 

 made of grass and covered with 

 lichens and cobwebs ; two inches in 

 height and as many wide. It was sit- 

 uated thirty-five feet up and twelve 

 feet out on a limb of a Red Oak tree. 

 The nest was still being built on May 

 23, and yet contained a full set of five 

 fresh eggs on the thirteenth. 



10. June 1, 1915, Champaign Co., 

 111. — House Wren, seven eggs. Nest in 

 a hollow in an apple tree stub in the 

 University of Illinois Forestry. The 

 cavity was five feet above the ground 

 and was filled with twigs and a few 

 white masses of cobwebs. 



11. June 3, 1915., Champaign Co., 

 111. — Grasshopper Sparrow, five eggs. 

 Nest made of grass and sunken into 

 the ground at the base of a Red Clover 

 stalk. The bird was flushed from the 

 nest by a class on a field trip. One 

 of the five eggs was fresh and the 

 other four were badly incubated. 



12. June 7, 1915, Lake Co., 111.— 

 King Rail, twelve eggs. Nest in a 

 small clump of rushes six feet in diam- 

 eter in a small swamp 100 x 50 feet and 



about 20 feet from the Lake Michigan 

 bluff. The swamp was in an open 

 field which is frequented by one thous- 

 and people every Saturday and Sun- 

 day during the summer. It was situ- 

 ated in water two feet deep and twen- 

 ty feet from shore. 



13. June 9, 1915, Lake County, 111. 

 Catbird, five eggs. Nest three feet off 

 the ground in a thicket along the lake 

 shore and made of weeds, rootlets and 

 the usual rubbish. Eggs fresh. 



14. June 12, 1915, Lake Co., Ill- 

 Northern Flicker, twelve eggs. Nest 

 in a Pine stub on the Waukegan Flats. 

 (Oologist No. — .) 



15. June 15, 1915., Lake County, 

 111. — Red-winged Blackbird, five eggs. 

 This is the only set of five eggs I have 

 found after examining over two hun- 

 dred nests. This one was situated in 

 a stunted bush in a small marsh and 

 was made wholly of long marsh grass. 

 Three of the eggs had a bluish ground 

 color and the others had a greenish- 

 gray ground color. The eggs were too 

 badly incubated to blow. 



16. June 15, 1915, Cook Co., Ill — 

 Long-billed Marsh Wren, seven eggs. 

 Nest a globe-shaped structure of woven 

 reeds lined with cat-tail down. The 

 entrance on the north side led inward 

 three inches before turning downward 

 into the thick-walled nest. The nest 

 was located two feet above water a 

 few inches deep in the Skokie Marsh. 



17. June 16, 1915., Lake Co., Ill- 

 Yellow Warbler, five young. Nest sit- 

 uated fifty feet back from the Lake 

 Michigan bluff, and two and a half 

 feet up in a small Haw Apple tree. It 

 was made of fine grass and lined with 

 horse hair and some cottony sub- 

 stance. When found the nest contain- 

 ed five young about a day old. 



18. June 17, 1915., Cook Co., Ill- 

 Maryland Yellow-throat, five eggs. 

 Nest four inches above the ground in 

 a patch of two foot weeds along the 



