Oct 1890.] 



AND OOLOGIST. 



155 



and a half inches. Made of sticks, and lined 

 Avitli f^rass. Three eggs, incubation slight: 

 1.14X.80; 1.17X.84; 1.14x.79. 



Set IV. March 25, 1888. East of Tucson, 

 Arizona. Collected by Herbert Brown. Nest 

 in cholla, three feet from ground. Made 

 largely of dried grass. External diameter: 

 top, six inches; depth, five inches. Cavity: 

 top, three .and a half inches; bottom, three 

 inches; depth, three and a half inches. Three 

 eggs: 1.11 X. 84; 1.11 x.S4: l.lOx.85. 



Set V. April 15, 1888. Tucson, Arizona. 

 Collected by Herbert Brown. Nest in cholla, 

 four and a half feet above the ground. Made 

 of twigs and dried grass. Outside diameter: 

 top, eiglit inclies. Inside: top, four inches; 

 bottom, three and a half inches. Foui- eggs, 

 incubation slight: l.l:ix.S8; 1.14x.80; 1.08 x 

 .78; l.lOx.79. 



Set VI. June 28, 18Sf;. Tucson, Arizona. 

 Collected by Herbert Brown. Nest in cholla, 

 lined with grass and feathers. Three eggs: 

 1.13X.84; 1.11 X.. SO: 1.10x.S2. 



Set VII. April 25, 188(;. Tucson, Arizona. 

 Collected by Herbert Brown. Nest in cholla, 

 five feet from the ground. Three eggs: 

 1.09X.88; l.lOx.8;^; l.OUx.Sl. 



Set VIII. February 28, 1880. Tucson, Ari- 

 zona. Collected by Herbert Brown. Nest in 

 south side of cholla. Made of coarse twigs, 

 lined with desert wire grass. Three eggs: 

 1.14X.77: l.llx.78; 1.12x.77. 



Set IX. April 9, 1888. Tucson, Arizona. 

 Collected by Herbert Brown. Nest built on 

 top of an old one, the new one being made 

 entirely of grass. Inside: top, four inches; 

 depth, two and three quarter inches. Four 

 eggs, incubation slight: 1.14x.s(); l.lOx.79; 

 1.18X.7G: l.lGx.81. 



Set X. May 12, 1888. Tucson, Arizona. 

 Collected by Herbert Brown. Nest in tasaca. 

 Outside: top, fifteen by seven inches. Inside: 

 top, four and a half inches; depth, three 

 inches. Four eggs, fresh : l.lGx.79; 1.15 x. 80; 

 l.lOx.80: 1.13X.79. 



Set XI. May 20, 1888. Tucson, Arizona. 

 Collected by Herbert Brown. Nest compactly 

 made of coarse twigs, lined with dried 

 grass and a few feathers. Three eggs, fresh: 

 1.20X.77; 1.12X.78; 1.05x.77. 



Set XII. March 25, 1888. Tucson, Arizona. 

 Nest made of sticks and grass, lined. Cavity: 

 top, four inches; dei)th, three inches: l.<'9x.81; 

 1.10x.Sl;,1.05x.80. 



Set XIII. April 28, 1888. Tucs(m, Arizona. 

 Collected by Herbert Brown. Nest in cholla, 

 si.x; feet from tlic ground. Outside: t >;>. ti^-e 



inches; depth, five and a half inches. Inside: 

 top, four and a half inches; bottom, four 

 inches; depth, three and a half inches. Three 

 eggs, incubation slight: l.lOx .80; 1.09x .80; 

 1.09X.8I. 



Set XIV. April 10, 1887. Tucson, Arizona. 

 Collected by Herbert Brown, who remarks 

 that " this was the first nest out of fourteen 

 taken this year (1887) that contained three 

 eggs." Incubation slight: l.lfix.SO; 1.11 x. 79; 

 1.12 X. 78. 



Set XV. March 25, 1888. Tucson, Arizona. 

 Collected by Herbert Brown. Nest in cholla; 

 made of sticks and grass. External diameter: 

 top, seven inches; depth, nine inches. Inside: 

 top, four inches; bottom, three inches; depth, 

 three and a half inches. Four eggs: 1.14x.79; 

 l.i7x.80; 1.14X.80; 1.16x.80. 



Set XVI. May 29, 1887. Tanque Verde, 

 fifteen miles east of Tucson, Arizona. Col- 

 lected by Herbert Brown. Nest in cholla, five 

 feet from ground, and apparently only half 

 built. Three eggs: l.lOx.SO; 1.18x.84: 

 1.14X.83. 



Set XVII. May 29, 1888. Tanque Verde, 

 fifteen miles east of Tucson, Arizona. Col- 

 lected by Herbert Brown. Nest made of 

 coarse twigs and lined with wire grass. Three 

 eggs: l.lGx.78; ].17x.78; 1.15x.78. 



Set XVIII. March 25, 1888. Tucson, Ari- 

 zona. Collected by Herbert Brown. Nest in 

 low, bushy cholla. Made of twigs and grass. 

 Inside: top, four inches; depth, four inches. 

 Three eggs: 1.08x.78; 1.13x.78; 1.09x.78. 



Set XIX. Jiuie 19, 1887. Tucson, Arizona. 

 Collected by Herbert Brown. Nest in cholla, 

 four feet from ground. Made of coarse twigs 

 lined with dried grass. Three eggs, incuba- 

 tion slight: l.llx.88; l.llx.81; 1.18x.81. 



Set XX. May 29, 1888. Tanque Verde, fif- 

 teen miles east of Tucson, Arizona. Collected 

 by Herbert Brown. Nest in cholla. Made of 

 sticks and lined with dried grass. Three eggs: 

 1.20x.8;5; 1.11 X.80; l.llx.79. 



Set XXI. Ajiril 15, 1887. Tucson, Arizona. 

 Collected by Herbert Brown. Nest in cholla, 

 four and a half feet from the ground. Made 

 of dead thorn twigs, lined with grass. Two 

 eggs: l.lGx.74; l.l:')X.74. 



It will be noticed that all of the above sets, 

 except the first, were collected by Mr. Herbert 

 Brown, who has probably collected more sets 

 of the eggs of this bird (as well as of Bendire's 

 Thrasher), than any other collector; and this 

 series was selected by him for the express 

 purpose of showing all the variation to which 

 these eggs are subject. 



