47 



rule, rare on the eastern end of the island (^Nlontauk) ; on the 

 western end sometimes common (Freeport). Occurrences, 

 Sept. 13 (Shinnecock) to Oct. 25 (Amityville) ; March 3 

 (Montauk, A. H. Helme) to [March 6 (Amityville). The local 

 name is ''Sprigtail." 



68. Aix sponsa. AYood Duck. 



A rare summer resident. ]May 2 (Jamaica) to Xov. 27 

 (Lake Grove, A. H. Howell). 



69. Netta rufina. Rufous-crested Duck. 



A specimen was found in Fulton Market, all the evidence 

 pointing to its capture on Long Island (Ridgway, Proc. U. S. 

 Nat. Mus., iv, 1882, pp. 22-24). 



70. Aythya americana. Redhead. 



Locally common on eastern end of island- but rather rare 

 transient visitor as a rule elsewhere. Sept. 30 (East Bav) to 

 Jan. 9 (Great South Bay) and Feb. 15 (Montauk) to March 

 22 (Montauk). 



71. Aythya vallisneria. C ax v as-back. 



Rare transient visitor. Oct. 20 (East Bay) to Feb. 11 (Am- 

 ityville). 



72. A3rthya marila. Ajmeric.^' Scaup Duck; Greater 

 Broadbill. 



Abundant transient visitor, also common in winter. A few 

 occasionally seen in summer. September 1 (East Bav) to 

 April 22 (Great South Bay). 



73. Aythya affinis. Lesser Scaup Duck; Little Broad- 

 bill. 



Common transient visitant; also winters, but not commonlv. 

 Oct. 1 (Great South Bay) to April 28 (Great South Bay). Lo- 

 cally known as "Creek Broadbill." 



