21 



Short Collection. Four fresh eggs; pure white, exhibiting before 

 being blown a pinkish tint commonly seen injresheggs of the Wood- 

 peckers and others. Elliptical ovate; .87x.65, .84x.65, .88x.65 and 

 ,89x.64 inch. 



o 



II.— Abnormal Size. 



24. Colymbus nigricollis oalifornlous. AMERICAN Ear- 

 bd Grebe. (Plate II, No. 24).— June 80, L896, Collected by 

 Edmund Heller, Pine Lake, San Bernardino, Mts.,Oal. Six eggs, 

 incubation begun. A remarkable set; tour of the eggs being 

 above the average size, and two are interesting runts and very- 

 si tnilar in size and shape. The four larger specimens are elong- 

 ate ovate and the runts are elliptical oval; 1.89x1.16,1.91x1.1!), 

 L.80a:l 8 18, L.90xl.l6, 1. 11.88 and t.\ tt 79 inches. 



All the egga of this set were covered with a brownish nest 

 stain which readily washed off, leaving bhe shells a clear bluish- 

 white color. 



25. Oallipepla californica vallicola. Vali,i:y PARTRIDGE 

 Matf 12, 1894. Collected by Chester Crosby, Uivcrside, Califor- 

 nia, and seoured from the Edmund Heller Collection. Sixteen 



fresh eggs, two Of which are runts] short ovate, creamy or buf- 

 fy-white ground marked as follows: 1 to J inclusive, marked 

 Over entire shell with small specks and heavy blotches and 

 OloudingS Of Ohestnut and russet; 5 to It inclusive, heavily mark- 

 ed with line mi nute dots of same materials, noticeably thickest 

 on larger ends; 16 and 16 markings become confluent on 

 smaller and larger ends respectively. Size in order described, 

 I.19x.90, L.18X.92, 1.20X.92, l.llx.90, 1.15X.96, 1.14X.96, U8x.96, 

 1.18X.93, L.18X.96, L.16X.96, 1.18x.98, 1.18X.93, 1.23x1.00, 1.17x.96, 

 .6 9s.. 5 9 and ,76x.63 inches. 



26. Zonaidura mairouva. Mournino Dove. May 6,1897. 

 Collected by R.T.Anderson, A.ylmer, Ont., Can Two slightly 

 incubated egj s, considerably below average size, one being a decided 



runt. White, oval and measure; l.00x.78 and .97X.76 inch. 



27. Oirous hudsonius. MARSH HAWK. Juno 11, 1896. 

 Collected by Edwin S. Bryant, Sweet Water Lake, N. Dak. Four 

 unusually small eggs; incubation commenced; white, with slight 

 greenish tint. Elliptical ovate; 1.89x1.30', 1.67x1.28, l.64x 

 t.32 and 1.60x1.32 inches. 



28. Buteo borealis. Red-tailed Hawk.*— April 21, 1894. 

 Collected by J. Warren Jacobs, near Waynesburg, Pa. Two 

 eggs, very anmll for this species; white, marked with blotches and 



* This is figured in Plate II, "Eggs of Native IV Birds." See upper 

 right hand seb 



