ORDER PASSERES. 269 



[B 341, C 1 66, R 201, C 240.] 



HAB. Salt marshes of the Atlantic coast, from Prince Edward 

 Island and Nova Scotia to the Gulf States. 



5490. Ammodrarrms caudacutus nelsoni ALLEN. 



Nelson's Sparrow. 



Ammodromus caudacutns var. nelsoni ALLEX, Pr. Bost Soc. Nat. 

 Hist. XVII. March, 1875, 93. 



[B , C , R 201 a, C 241.] 



HAB. Fresh marshes of the Mississippi Valley region (Illinois, 

 Kansas, etc.), and the Atlantic coast in its migrations (Lower Hudson 

 Valley to Charleston, S. C.). 



550. Ammodramus maritimus (WILS.). 



Seaside Sparrow. 



Fringilla maritima WILS. Am Orn. VII. iSn, 68, pi. 24, fig. 2. 

 Ammodramus maritima SWAINS. Classif. B. II. 1837, 289. 



[B 342, C 165, R 202, C 238.] 



HAB. Salt marshes of the Atlantic coast, from Massachusetts south- 

 ward, and along the Gulf coast to the Rio Grande. 



551. Ammodramus nigrescens RIDGW. 



Dusky Seaside Sparrow. 



Ammodromus maritimus var. nigrescens RIDGW. Bull. Essex Inst. V. 



Dec. 1873, 198. 

 Ammodramus nigrescens RIDGW. Pr. U. S. Nat. Mus. III. Aug. 24, 



1880, 178. 



[B , C 1650, R 203, C 239.] 

 HAB. Salt Lake, Southern Florida. 



GEXUS CHONDESTES SWAINSON. 



Chondestes SWAINS. Phil. Mag. I. 1827, 435. Type, C. strigatus 

 SWAINS. 



