BIRDS OF NORTH AND MIDDLE AMERICA 137 



from the cere 22-25 (23.3); culmen including the cere 29-32.5 (30.4); 

 tarsus 50.5-55 (53.7 mm.)^* 



Adult jemale.—W'mg 345-373 (361.5); tail 172-193 (184); culmen 

 from cere 22-24 (22.9); culmen including cere 30.5-31 (30.9); tarsus 

 54-57 (55.5 mm.) (4 specimens). 



Range. — Florida; breeds locally in southern and central Florida 

 north (formerly to Wakulla County) to Panasoffkee Lake, Sumter 

 County, and Crescent Lake, Putnam County; has occurred north to 

 Waukeenah and the Tallahassee region. 



Ty2^e locality. — Everglades of Florida. 



Cymindis hamatus (not Falco hamatiis Temminck, 1823) Harris, Proc. Acad, 

 Nat. Sci. Philadelphia, ii, 1844, 65 (Miami River, Fla.). 



Rosthramus sociabilis Baird, Rep. Stansbury's Expl. Great Salt Lake, 1852, 327 

 (Miami River and Cape Florida). — Ihering and Ihering, Av. Brazil, 

 1907, 96, part (Florida). 



Roslrhamus sociabilis Cassin, in Baird, Rep. Pacific R. R. Surv., ix, 1858, 38 

 (Florida).— Baird, Cat. North Amer. Birds, 1859, No. 37.— Gray, Hand-list, 

 i, 1869, 27, No. 251, part.— Rid Cx way, Proc. Acad. Nat. Sci. Philadelphia, 

 1870, 144, part; Man. North Amer. Birds, 1887, 226.— Coues, Key North 

 Amer. Birds, 1872, 211; Check List North Amer. Birds, 1873, No. 334.— 

 Maynard, Birds Eastern North Amer., 1878, 284, pi. 1. — Gurney, Ibis, 

 1879, 341, part (synonymy); 1882, 455, 456, in text, part (crit. ; measure- 

 ments). — American Ornithologists' Union, Check-list, 1886, No. 330; ed. 

 2, 1895, 127; ed. 3, 1910, 155.— Bendire, Life Hist. North Am.er. Birds, i, 

 1892, 180, pi. 5, figs. 6, 7.— Scott, Auk, ix, 1892, 212 (Caloosahatchie River, 

 Fla., breeding). — Fisher, Hawks and Owls of United States, 1893, 25. — 

 Wayne, Auk, xii, 1895, 364, 366 (Aucilla River, nw. Florida; habits).— 

 Sharpe, Hand-list, i, 1899, 269, part (Florida). — Reichenow, Die Vogel, i, 

 1913, 401, part.— SwANN, Synopt. List Accip., pt. 3, 1920, 99, part (Flori- 

 da). — Howell, Auk, xxxviii, 1921, 256 (Royal Palm Hammock, Fla.; rare 

 summer res.). — Bailey, Birds Florida, 1925, 67, pi. 36 (fig.; distr.; 

 Florida). — Townsend, Auk, xliv, 1927, 550 (courtship habits). — Phillips, 

 Verh. 6th Internat. Orn. Kongr., 1929, 507 (tropical Florida; reduced in 

 numbers) . 



Cymindes sociabilis Oberholser, Proc. Biol. Soc. Washington, xxxv, 1922, 79, 

 part; Auk, xl, 1923, 679, part; xH, 1924, 593, part (syn.). 



Rosthramus leucopygus (not Cymindes leucopygus Spix) Sharpe, Cat. Birds Brit. 

 Mus., i, 1874, 328, part (Florida). 



Rostrhamus sociabilis plumbeus Ridgway, in Baird, Brewer, and Ridgwaj^ Hist. 

 North Amer. Birds, iii, 1874, 208, 209 (Everglades, Fla.; coll. U. S. Nat. 

 Mus.); Proc. U. S. Nat. Mus., iii, 1880, 193; Nom. North Amer. Birds, 1881, 

 No. 427. — Coues, Check List North Amer. Birds, ed. 2, 1882, No. 490; 

 Key North Amer. Birds, ed. 2, 1884, 523.— Bailey, Auk, i, 1884, 95 (Ever- 

 glades; descr. nest and eggs; breeding habits). — Gurney, List Diurn. Birds 

 Prey, 1884, 85,part.— Swann, Synop. Accip., pt. 3, 1922, 156, part (Florida).— 

 At^erican Ornithologists' Union, Check-list, ed. 4, 1931, 64, part (distr.). — 

 Peters, Check-list Birds of World, i, 1931, 201, part (distr.). — Howell, 

 Florida Bird Life, 1932, 168 (Florida; habits, etc.).— Stone, Proc. Acad. 

 Nat. Sci. Philadelphia, Ixxxiv, 1932, 299 (Honduras; Laguna Toloa, Lake 



"* Ten specimens, except for tarsus, where only 6 specimens. 



