THE OOLOGIST. 



137. Plectro'phenax nivalis (snowflake). As a winter resident only; it is occasionally 

 found in flocks. 



138. Oalcariiis lapponicus (Lapland longspur). Rare winter straggler. Not given 

 by Barnard, but his cabinet contained a specimen taken in the county after 1860, when 

 his list was published. (M.) 



139. Poocoites gramineus (vesper sparrow). Abundant summer resident; rarely 

 occurs as a winter resident; rears two or three broods; nests on ground in grass fields and 

 elsewhere; eggs, 4^5; food largely of grass- weed seeds. 



140. Ammodramus sayidicicensis savanna (Savanna sparrow). Migrant; rather 

 common. 



141. Ammodramus savannarutn passei'inus (gYasshoY>]yer sparrow). A rather common 

 summer resident; nests similar to bay- winged bunting; eggs, 8-4; lighter, being white, 

 with pale brown spots, mostly on larger end. Food of all the sparrows is mainly seeds of 

 grass and weeds. These birds are not at all injurious — excepting P. domesticus — and 

 destroy a limited amount of injurious insects. 



142. Ammodrainus savanna-rum henlowii (Henslow's sparrow). Rare. Warren's 

 Forest and Stream list gives an instance of its possible occurrence, nesting in Chester 

 county, not in his later list. Given by M. T. B. Probably does not breed. 



143. ZonotricMa leueoplirys (white-crowned sparrow). Migrant only; usually rare. 



144. Zonotrychia albicoUis (white-throated sparrow). A common migrant, occa- 

 sionally as a winter resident. 



145. Spizella monticala (ti'ee sparrow). Winter resident; food, weed-seed largely. 



146. Spieella soeialis {ch.v^\)mg s^isiYYOw). Summer resident; common; nests around 

 houses; eggs, 3-4; blue, with dark spots. 



147. Sipizella pusilla (field sparrow). Abundant summer resident; rears two or 

 three broods; nest placed on ground or in low bush; eggs, 4, pale-green, with brown 

 spots, usually most abundant at larger end. 



148. Junco hy emails (slate-colored juuco). Abundant winter resident; occurs in 

 flocks with the tree sparrow. 



149. Melospiza fasciata (song sparrow). Abundant resident: breeds on ground or 

 in low bushes; rears two or three broods; eggs,, 4-5, usually spotted all over with brown 

 spots. 



150. ifefos^j'sa foVico^m (Lincoln's sparrow). Probably occurs occasionally. (M.) 



151. Melospiza georgiana (swamp sparrow). Common migrant; occasionally breeds; 

 a nest, with eggs, taken in this vicinity in 1885, and I noted the birds here late in May. 



152. Passerella iliaca (fox sparrow). An abundant migrant; occurs in small flocks. 



153. Passerella iliaca unalasclicensis (ToM^isend's sparrow). The only specimen 

 extant was shot in Chester county in 1833; a doubtful specimen of this time. 



154. Pipilo erythropithalmus {tow\iQQ). Abundant summer resident. Possibly occurs 

 throughout mild winters to a limited extent; frequents clearings and edge of woods; nest 

 on ground; eggs, 4, light, with numerous brown spots; food, seeds and insects. 



155. Cardinalis cardinalis (cardinal). Common resident; rears two broods usually; 

 nests in woods and thickets, preferring low ground; eggs, 3-4, sometimes 5, light, with 

 spots of various shades of brown. Food, mainly seeds. 



156. Habia ladovicianu (rose-breasted grosbeak). Not abundant as a migrant; 

 probably breeds rarely. Dr. Warren gives an instance of its breeding in past years. 



157. Guirctca cmrulea (blue grosbeak). Appears on Michener's list; a straggler 

 from the south. 



158. Passerina cyanea (indigo bunting). Abundant summer resident; nests along 

 roadside and in briars; eggs, 3-5, pale blue; food, seeds, grasshoppers and insects. 



159. Sinza americana (dickcissel). A not very abundant summer resident; nests in 

 hedge rows, &c. ; eggs, 4-5, pale blue, 



160. Piranga erythromelas (scarlet tanager). An abundant summer resident; nests 

 in open woods, frequently on border of woods, along roadside; eggs, 3-5; blue, with 

 brown spots; food consists of seeds and insects. 



161. Piranga rubra (summer tanager). Straggler from the south. (M. B. W.) 



162. Progne subis (purple martin). An abundant summer resident; breeds generally 

 in boxes about buildings: eggs, 3-5; pure white; feed on insects exclusively. 



163. PetrocJielidon In iiif rons {c\iE swallow). Common; a summer resident; breeds 

 in colonies frequently; nests of mud lined with feathers, on outside of l)arn or shed, and 

 covered, the entrance being through a hole at side; eggs similar to tliose of the barn 

 swallow; insectivorous entii'ely. 



