DELAWARE VALLEY ORNITHOLOGICAL CLUB. 39 



age for the previous seven years, that of the Bluebird on Febru- 

 ary 16, was thirteen days early, of the Robin February 20, 

 eleven days early and of the Fox Sparrow February 21, fifteen 

 days early. 



The early March migrants, the Red-winged Blackbird, Flicker, 

 Meadow Lark, Killdeer, arrived in bulk from five to eleven days 

 earlier than the average, while the Cowbird, Field Sparrow, 

 Vesper Sparrow and Chipping Sparrow, arriving in bulk March 

 27 to April 7, were from four to eight days later than the aver- 

 age. The majority of the fifty most common April and May 

 migrants were remarkably regular. The date of bulk arrival in 

 eight species coincided with the average of the previous seven 

 years, in twenty species it varied by only a day, in twelve it 

 varied by two days, in six by three days and in four from four 

 to six days. 



List of Other Species Reported by Observers During 1909, and 



Additional Notes. Winter Notes Refer to Winter of 



1908-9. Localities are in Pennsylvania 



Unless Otherwise Indicated. 



Podilymbuspodiceps, Pied- billed Grebe. Pair at George School, 

 April 11 (Packer) ; Wayne one April 12 (Pearson). 



Gavia immer, Loon. Camden, N. J., May 8 (Potter) ; one 

 caught at Kennett, May 30 {Pennock) ; Cape May, Feb. 3 

 (Hand). 



Larus argentatus, Herring Gull. Frankford, on river, Septem- 

 ber 24-May 10 (Miller) ; mouth of Maurice River, N. J. , May 

 20 (Prince). 



Larus Philadelphia, Boniaparte's Gull. Richmond, Feb. 27 

 (Miller). 



Phalacrocorax dilophus. Double-crested Cormorant. Cape May, 

 N. J., April 22 (Hand). 



Mergus americanus. Merganser. Richmond, April 16-May 15 

 (Miller) ; Tinicum, one shot Feb. 22 (Pearson) ; Buckshutem, 

 N. J., one shot Dec. 3, 1908 (Prince). 



Mergus serrator. Red-breasted Merganser. Richmond, Jan. 

 25 (Miller). 



^Anas platyrhynchos, Mallard. Tinicum, one shot Feb. 22 

 (Pearson). 



