62 BIRDS OF EASTERN MASSACHUSETTS 



534. Snow Bunting; Snowflake Plectrophenax 

 nivdlis nivalis (Linne). Common, sometimes abundant W. 

 R. coastwise; irregularly common inland. Oct. 12- April 3 

 (May. In flocks, circling over and feeding in weedy pas- 

 tures, on beaches and sand-dunes. 



536. Lapland Longspur Calcdrius lapponicus 

 lapponicus (Linne). Irregularly common fall M. and W. R. 

 coastwise; rare in spring; rare inland. Feb. 22 -May 1; 

 Oct. 9 - Dec. 11; winter. Open fields, sand dunes, marshes. 

 In flocks, often mingling with Snow Buntings and Horned 

 Larks. 



538. Chestnut- collared .Longspur Calcarius or- 

 ndtus (J. K. Townsend). Accidental from far West. Mag- 

 nolia, July. 



540. Vesper Sparrow ; Grass Finch ; Bay- 

 winged Bunting ; Ground-bird Pocecetes gramine- 

 us gramineus (Gmelin). Common M. and S. R. Mar. 17) 

 27 - Oct. 24 (Nov. 10; Dec. 25. Pastures, grassy fields, road- 

 sides. Nest on ground. Eggs, May 10- June 10. 



541. Ipswich Sparrow Passerculus princeps 

 Maynard. Common M. and rare W. R. coastwise on sand 

 dunes; casual inland. Oct. 12 - April 12. First discovered 

 by C. J. Maynard on the Ipswich sand dunes, 1868, where 

 it frequents the beach-grass, the seeds of which probably 

 form its chief subsistence. Its only known summer home 

 is Sable Id. where it is called the "Gray Bird." 



542a. Savannah Sparrow Passerculus sandwich- 

 ensis savanna (Wilson). Common M. and S. R.; rare or 

 casual W. R. near coast. Perched on fences, or skulking 

 through the grass of damp fields and marshes. Nests on 

 the ground. Eggs, May 21 - June 20. 



546. Grasshopper Sparrow ; Yellow- winged 

 Sparrow Ammodramus savanndrurn austrdlis Maynard. 

 Scarce or local S. R. April 25) May 10-Sept. 1 (Dec. 10). 

 Dry, sandy, weed-grown fields, where it sings an insect- 

 like song from weed-stalks, fence-posts, or bushes. Nest 

 on ground. 



547. Henslow's Sparrow Passerherbulus henslowi 

 henslowi (Audubon). Scarce and local S. R. May 6- Sept. 

 (Nov.) Damp marshes and sedgy bogs. Nest on ground. 

 Eggs, May 25. 



549. Sharp-tailed Sparrow Passerherbulus caud- 

 acutus (Gmelin). Scarce S. R. in sea-board salt-marshes; 

 rare W. R. on Cape Cod. May 19 -Nov. 8 (winter). Nest 

 on ground. Eggs, June 8 - July 12. 



