EGGS OF NORTH AMERICAN BIRDS. 107 



5495, Acadian Sharp-tailed FiNcri, Ammodramus cauda^ 

 cuius suhvirgatus. Eggs, probably indistinguishable from 

 those of No. 549. Breeds on the coast of Southern New- 

 Brunswick and Prince Edward Island. Described by Dwight 

 in the "Auk" for July, 1887. 



550. Seaside Sparkow, Ammodramiis maritimits. Eo-trs 

 4 to 6, oval or elliptical, grayish white, usually coarsely spotted 

 with reddish brown, and this coarse marking, as a rule, distin- 

 guishes them from those of No. 549, but specimens occur in 

 both species that intergrade ; .60 -|- .82 to .68 -\- .88. Nests 

 placed on the ground, composed of coarse grass and weeds. 

 Breeds on the salt marshes of the Atlantic from Connecticut 

 southward and along the Gulf coast to the Rio Grande, in 

 April, May, and June, depending on the latitude. 



550n'. Scott's Seaside Sparrow, A^ntnodramus niaritirmcs 

 2)eninsid(v. Eggs, probably similar to those of No. 550. Breeds 

 in the vicinity of Cedar Keys, Florida, and west to the coast 

 of Louisiana, in February or March. Described by Allen in 

 the "Auk" for July, 1888. 



550J. Texan Seaside Sparrow, Ammodramus maritimus 

 semietti. Eggs, probably similar to those of No. 550. Breeds 

 on the coast of Texas. Described by Allen in the " Auk " for 

 July, 1888. 



551. Dusky Seaside Sparrovt, Amm,odram.us nigrescens. 

 Eggs, unknown. Breeds on the east side of Indian River, 

 Florida, on the salt marshes south of the Haulover Canal, to 

 the northern and west side of Merritt's Island, in April and 

 May. 



552. Lark Sparrow, Chondestes grammacus. Eggs, 4 or 

 5, rounded oval, pure white or grayish, spotted,' streaked, 

 lined, and dotted with dark brown and black ; .60 -{- .80 to 

 .65 -|- .85. Known by their general resemblance to those of 

 the Oriole. Nests placed on the ground or in trees or bushes, 

 composed of grass and weeds. Breeds in the Mississippi Val- 

 ley region, from Ohio, Illinois, and Michigan to the plains, 

 south to Eastern Texas, in May and June. 



