43 



Dr. Warren records two specimens from Pennsylvania, one shot 

 near Lancaster and the other in the collection of Mr. Joseph Krider, 

 from near Philadelphia. 



14:, Larus inarinus Linn. Black-backed Gull. 



Breeding Range — Coasts of north Atlantic. 

 Winter Distribution — Southward to New Jersey. 



Pare winter visitant along the New Jersey coast, a few, however, 

 probably occur every year. One was taken by Dr. W. L. Abbott in 

 Cape May county January 29, 1879, and two more in the same 

 locality at about the same time. Another was taken at Tuckerton, 

 N. J., March, 1894,* by Jillson Bros. Two were also seen by Mr. 

 S. N. Rhoads, on the meadows at Atlantic City, on March 13, 1888, 

 and Mr. Scott records the species as a regular winter visitant at 

 Long Beach {B. K 0. C, 1879). 



J.5. Larus argentatus smith soniamis Coues. Her- 

 ring Gull. 



Breeding Range — Atlantic coasts, southward to New England. 

 Winter Distribution — Southward to West Indies. 



Abundant winter resident all along the New Jersey coast and up 

 the Delaware river to Philadelphia, occasionally also on the Schuyl- 

 kill and Susquehanna. The majority arrive at Atlantic City Octo- 

 ber 1, and depart by April 1, but stragglers have been secured as 

 ■early as the last week in September (i9e Haven), and in Cape May 

 -county Dr. W. L. Abbott obtained one as late as April 14. 



During migrations small flocks have been noticed some distance 

 inland, apparently driven thither by storms. Five were noticed fly- 

 ing high over head in central Chester county, Pa., May, 1891 

 'i^Stone), and a similar occurrence was noted at Willowgrove, Pa., by 

 Mr. G. S. Morris. Mr. Wm. AVhitaker also secured a specimen 

 October, 1893, on a mill dam at Cedar Grove, Philadelphia, five 

 miles from the Delaware. 



16. Larus delatvarensis Ord. Ring-billed Gull. 



Breeding Range — Far northward. 



Winter Distribution — Southward to Cuba and Mexico. 



Common winter resident along the coast and occasional on the 

 *A11 in collection Acad. Nat. Sci., Phila. 



