674 



GEOLOGICAL SURVEY OF THE TERRITORIES. 



Fork ; it was iu the hollow of a small tree that had broken off about 

 ten feet high and still rested against its stump. The nest contained five 

 youug birds, and was composed of small sticks laid loosely together. 

 The parent-birds were greatly incensed at my approach, and darted about 

 my head in an angry manner. 



Family 8. — Motacillidje, the Wagtails. 

 Anthus ludoviciims, Licht., (tit-lark :) 



No. 



Catalogue- 

 number. 



Sex. 



Date. 



Measure- 

 ments. 



Locality. 



281 



62298 



<? 



Sept. 21, 1872 



6i X lO-i 



Snake River, Wyo. 



Hah. — North America generally; Greenland, (Reinhardt.) Accidental 

 in Europe. 



We met with this bird only on Snake Eiver and in the vicinity of 

 Jackson's Lake ; there we found a few flocks of from ten to fifty. 



Family 9. — Sylvicolid^, the Wood-Warblbrs. 

 GeotJilypis trichas, Cab., (Maryland yellow-throat :) 



No. 



Catalogue- 

 number. 



Sex. 



Date. 



Measure- No.ofnest 

 ments. and eggs. 



Locality. 



83 

 ",00 



61661 

 62343 

 62344 



9 



June 17, 1872 

 July 9, 1872 

 July 11,1872 



5f X 7 

 31 X 7 

 4i X 7 



'44 



Ogden, Utah. 

 Fort Ellis, Mont. 



•^10 





Do. 









Hal). — North America, from Atlantic to Pacific. 



This little warbler is quite abundant at Ogden, Utah, and also on the 

 Madison River, and at Fort Ellis, Montana Territory ; I saw none else- 

 where. I obtained the nest of this bird at Ogden — No. 44, (16308) 9 ; 

 No. 83, (61661,) shot. It was found in a clump of bushes in a marsh, 

 about six inches above the ground, and was composed of dried grass 

 and rushes ; it contained four fresh eggs. 



Icteria longicauda, Lawr., (long-tailed chat:) 



No. 



Catalogue- 

 number. 



Sex. Date. 



Measlire- 

 ments. 



Locality. 



90 



61658 

 61656 

 61655 

 61G59 

 61794 

 61657 



9 



$ 

 9 

 S 

 $ 



June 7,1872 

 June 9, 18/2 

 June 11,1872 

 June 20, 1872 

 June 28, 1872 

 June 8,1872 





Ogden, Utah. 



Do. 



Do. 



Do. 

 Devil's Creek, Idaho. 

 Ogden, Utah. 



37 



44 



113 



129 

 30 



8 XlOA 

 7f X 10 

 5iX 9A 

 7f X lOi 

 1\ X lOi 



Hah, — High central plains of the United States to the Pacific ; south 

 into Mexico. 

 The long-tailed chat is a common bird in the scrub-oak bushes at the 



