516 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 
Adult female—Wing, 278-295 (286.5); tail, 134-136 (135); ex- 
posed culmen, 42.5-44 (43.2); tarsus, 20.5-22.5 (21.5); middle toe, 
19.5-20 (19.7).¢ 
Middle Atlantic Ocean and contiguous American waters; breeding 
from coast of Florida, Louisiana, Texas, and Bahamas through West 
Indies to islands near coast of British Honduras (Curlew Cay; Saddle 
Cay; Southern Water Cay), island of Los Hermanos, off Venezuela, 
island of Fernando Noronha, Ascencion Island, etc.; casual north- 
ward (after storms at sea) to North Carolina (Fort Macon), New 
Jersey (Long Beach), New York (Owasco Lake, Sept. 20, 1876; Con- 
stitution Island, Sept. 18, 1878; Lake Ronkonkoma, Long Island, 
Sept. 13, 1878; Lake Ontario, near Mexico, Dec.,? Connecticut 
(Saybrook, summer, 1876), Rhode Island (Newport, June 8, 1908), 
Massachusetts (Merrimac River, near Lawrence, Oct. 29, 1876), 
Vermont (Lake Champlain, Sept., 1876; Rutland, 1876), and Maine 
(Piscataquis, Oct. 5, 1878); wintering from Gulf coast to Brazil and 
Falkland Islands; casual in western Europe (3 records for British 
Islands, 1 each for France, Germany, and Italy) and Azores (Santa 
Maria). 
[Sterna] fuscata Linnavs, Syst. Nat., ed. 12, i, 1766, 228 (Santo Domingo=Haiti, 
Greater Antilles)—GmeEtin, Syst. Nat., i, pt. ii, 1789, 610.—Latuam, Index 
Orn., ii, 1790, 807. 
@ Two specimens. 
Ex- 
Locality. Wing. | ‘Tail. Doeed Tarsus, eee 
men. 
MALES. 
Seven adult males from Yucatan (Arcas Keys)............-..- 286.6 | 148.9 44.1 23.1 20.9 
Three adult males from Tres Marias (2) and Socorro (1) Islands 
(Co/ag Be 21 0) a ee nen ene Sn Se 288 147.7 42 22 20.5 
One adult male from lat. 11° 20 N., long. 109° 20’ W. (S. f. 
OTESR ULE) xcoge en Sisco rere srcraedyaiaerrcraredieuins aeons ceineeseiaweramaees 280 162 39.5] 21 19.5 
One adult male from Laysan Island (S. /. oahwensis) .......... 294 191.5 44 23 21 
Two adult males from Gloriosa Island near Madagascar (S. f. 
OY USCOLG) ccs ve weisk sacs BENS RRS S eto EE SES Bea T Seen TEE cen e 293 183 44.2 21.2 2 
FEMALES. . 
One adult female from Grenada (Ile Ronde) ...........-....--+ 278 134 42.5 20.5 19.5 
One adult female from Argentina (Tortugas) .................. 295 136 A4 22.5 20 
Five adult females from Tres Marias Islands (S. f. erissalis)....| 288 151.2 42.1 22 20. 8 
One adult female from Galapagos (Chatham Island) (9. f. cris- 
salis) PE OO OT re ee eR ORE eer arise 271 161.5 41 22 20 
One adult female from Laysan Island (S. /. oahuensis)......... 294 210 41 23 21.5 
One adult female from Gloriosa Island (S. f. infuscata) ........ 297 197 41.5 22 21 
> George A. Davis, in letter to Professor Baird. 
