ORDER LONGIPENNES. 27 
[B 695, C 575, R 693, C 806.] 
Geoc. Dist.— Temperate and tropical America. From Alaska 
and the Fur Countries to Brazil and Chili, breeding from the middle 
United States, west of the Alleghanies, northward. 
[78.]| Hydrochelidon leucoptera (Meisn. & ScHINz). 
White-winged Black Tern. 
Sterna leucoptera Mrisn. & SCHINZ, V6g. Schweiz, 1815, 264. 
Hydrochelidon leucoptera Bork, Isis, 1822, 563. 
[B —, C 575 42s, R 694, C 807.] 
Geroc. Dist.— Eastern hemisphere, accidental in North America 
(Lake Koshkonong, Wisconsin). 
Genus ANOUS STEPHENS. 
Anous STEPH. Gen. Zool. XIII. pt. i. 1826, 139. Type, Sterna 
stolida LINN. 
79. Anous stolidus (Linn.). 
Noddy. 
Sterna stolida Linn. S. N. ed. to, I. 1758, 137. 
Anous stolidus Gray, List Gen. B. 1841, roo. 
[B 696, C 576, R 695, C 808.] 
Geroc. Dist.— Tropical and subtropical regions; in America from 
Brazil and Chili north to the Gulf and South Atlantic States. 
Famity RYNCHOPIDZ. Skimmers. 
Genus RYNCHOPS Linn. 
Rynchops LINN. S. N. ed. 10, I. 1758, 138. Type, 2. nigra LINN. 
80. Rynchops nigra Linn. 
Black Skimmer. 
Rynchops nigra LINN. S. N. ed. ro, I. 1758, 138. 
[B 697, C 577, R 656, C 809. | 
Geroc. Dist.— Warmer parts of America, north on the Atlantic 
coast to New Jersey, and casually to the Bay of Fundy. 
