222 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



Prairie marshe.s of Mississippi Valley and central British Provinces, 

 breecling from northern Illinois, Minnesota. South Dakota, etc.. north 

 to Manitoba (Winnipeg, Carberry. Raeburn, etc.); south in winter to 

 Gulf coast, from Texas (inclusive) eastward and to coast of South 

 Carolina; occasional along- more northern Atlantic coast from ]Massa- 

 chusetts south^vard during fall migration; accidental in California 

 (Santa Clara County. INIay 6, 1891, one specimen). 



Specimens connecting this form with A. e. suhvin/'/fas appear to be 

 more common than those connecting it with A. c. caudacutu.s. 



Ammodromus caudaeKtux var. nelsoni Allen, Proc. Bost. Soc. N. H., xvii, ]\Iar., 



1875, 293 (Calumet marsheg. Cook Co., n. e. Illinois). — Nelson, Bull. Nutt. 



Orn. Club, i, 1876, 40 (Calumet marshes and lake, June 12 to Sept. 17; (rrass 



Lake, Lake Co., Illinois, Nov. 10; Illinois R. ; Racine, Wisconsin). 

 Ainiiiodromns var. nelsoni Nelson, Bull. Essex Inst., viii, 1876, 152. 

 A. [in mod ramus'] cmidacutus var. nelsoni Nelson, Bull. Essex Inst., viii, 1S76, 107 



(Calumet marshes, etc., breeding; Racine, Wisconsin). 

 Ammodromus caudacutus nelsoni Gibbs, Bull. U. S. Geol. and Geog. Surv. Terr., 



V, 1879, 486 (Michigan, lat. 42° 20^ Oct.).— Worthen, Bull. Nutt. Orn. 



Club, V, Jan., 1880, 32 (Warsaw, Illinois, May 8).— Ridgwav, Nom. N. Am. 



Birds, 1881, no. 201a. 

 A.[7nmodromus} caudacidvs nelsoni Ridgway, Bull. 111. State Labr. N. H., no. 4, 



1881, 179 (Illinois). 



AmmodraTmis caudacritus nelsoni Ahh^y , Bull. Nutt. Orn. Club, v, Apr., 1880,89; 

 vii, 1882, 55 (Neosho Falls, Kansas, Oct. 17). — Coues, Check List, 2d ed., 



1882, no. 241.— Brewster, Auk, ii, 1885, 216 (Charleston, South Carolina, 

 Oct. 8). — Fisher, Auk, ii, 1885, 306, part (marshes of Croton R., s. e. New 

 York, Sept. 25 to Oct. 10). — American Ornithologists' Union, Check List, 

 1886, no. 549fl.— Cooke, Bird Migr. Miss. Yal., 1888, 192 (St. Louis, Missouri, 

 etc.).— Merriam, in Cooke's Bird Migr. Miss. Val., 1888, 192, footnote 

 (Fort Sisseton and Devils Lake, Dakota, breeding). — Cantwell, Auk, vi, 

 1889, 340 (Madison, Minnesota, May).— Mearns, Auk, vii, 1890, 56 (Hudson 

 Highlands, s. e. New York). — Poling, Auk, vii, 1890, 241 (Adams Co., w. 

 Illinois, Apr. 26) . — Chapman, Auk, iii, 1891, 323 (Nueces Bay, Texas, Apr.) . — 

 Sage, Auk, viii, 1891, 115 (Portland, Connecticut, Oct. 4-13). — Goss, Birds 

 Kansas, 1891, 449 (summer resid.). — Thompson, Auk, x, 1893, 50 (Winnipeg, 

 Manitoba, May 25; Carberry, Manitoba, June 30 and Sept. 1). — Stone, Auk, 

 X, 1893, 85 (Atlantic City, New Jersey, May 9 and Oct. 2).— Palmer (W.), 

 Auk, xi, 1894, 333 (Washington, District of Columbia, Sept.; Four Mile Run, 

 near Alexandria, Yirginia, Sept. 18; Cobbs I., Yirginia, May 11). — Butler, 

 Proc. Indiana Ac. Sci., 1895, 167 (Morgan Park, Cook Co., Illinois, breeding); 

 Birds Indiana, 1897, 947 (Lake Co., summer, to Nov. 10). — Dwight, Auk, 

 xiii, 1896, 273,275, pi. 4, left-hand fig. (crit.).— Knight, Bull. 3, Univ. 

 Maine, 1897, 97 (Scarboro, Maine, 2 specs. Oct. 16, 1894) . 



A.[mmodramus'] r.laudacutusi nelsoni Coues, Key N. Am. Birds, 2d ed., 1884, 368. 



A.lmmodramus'] caudacutus nelsoni Ridgway, Man. N. Am. Birds, 1887, 413, 

 part.— Stone, Auk, x, 1893, 85 (Atlantic City, New Jersey, May 9, 1 spec). 



Ammodranms nelsoni Norton, Proc. Portland Soc. N. H., ii, March 15, 1897, 102 

 (crit. ). — American Ornithologists' Union Committee, Auk, xvi, 1899, 118. — 

 B.\RTSCH, Auk, xvi, 1899, 276 (Iowa City, Iowa, Oct. 12) . — Nash, Auk, xvi, 

 1899, 277 (Toronto, Ontario, June to Oct.). — Lantz, Trans. Kans. Acad. Sci. 

 for 1896-97 (1899), 265 (e. Kansas, rare summer resid.; McPherson Co., 

 Oct.). 



