CHECK LIST OF NEW YORK BIRDS 221 
49 (109) Wilson’s petrel 
Oceanites oceanicus (Kuhl) 
Order Steganopodes Totipalmate swimmers 
Family PHAETHONTIDAE Tropic birds 
50 (112) Yellow-billed tropic bird 
Phaéthon americanus Grant 
Family SULIDAE Gannets 
51 (115) Booby? 
Sula sula (Linn.) 
52 (117) Gannet 
Sula bassana (Linn.) 
1This tropical form has once been taken at Knowlesville, Orleans co. See Bul. Nutt. 
orn. club, 5:68; Short’s Birds of western New York; Langille’s Our birds in their haunts, 
p. 615. One other state record. See Maynard's Birds of eastern North America, 1881, 
p. 474. 
2Accidental on Moriches bay, Long Island. See Auk, 10:271. 
