12. uuvNciiui's. 15U 



a" . Smaller : rectrices chiefly white .... 'tiyi'i^h \>- l'J«i' 

 b" . Larger : rectricea chiefly brown, with 

 merely white borders to the outer 



webs inter cedeiis, p. lo5. 



b' . Secondaries with only narrow (0*1 in.) 

 edgings of dull white; rectrices dark 

 brown, with whitish margins only O'l 

 wide at most ; under wing-coverts dusky, melanura, p. 156. 

 b. Bill entirely orange-yellow in the adult. 



c' . Without a white collar : smaller Jiavirostris, p. 158. 



d'. With a broad white collar : larger albicollis, p. 159. 



1. Rhynchops nigra. 



The Cut Water, Catesby, Nat. Hid. Carol, i. p. 'JO, pi. 90 (17;31). 

 Le Bec-en-Ciseaux, Brisson, Orn. vi. p. '2'2'i, pi. xxi. fig. 2 (1760) ; 



Buff. Hist. Nat. Ois. viii. p. 454 (1781 : partim. ; but fig. xxxvi. 



represents R. vielanura). 

 Le Bec-en-ciseaux fauve, Brisson, Orn. vi. p. 'I'll (17G0: juv., e.r 



Barrl're, Orn. Sp. p. 20, 1745). 

 Rhynchops nigra, Linn. 8i/st. Nat. i. p. 228 (1766 : North America) ; 



G»i. Syst. Nat. i. p. 611 (1788: N. America) ; Lath. Ind. Orn. ii. 



p. 802 (1790) ; Botin. Euc. Meth. i. p. 100 (1791) ; Shaw ^- Nudd. 



Nat. Miscell. ix. pi. 325 (1798); lUiyer, Prod. p. 271 (1811); 



Wilson, Amer. Orn. vii. p. 85, pi. 60. fig. 4 (1813) ; Cur. Regne 



An., Ois. p. 344, Atlas, pi. 93 (1817); Licht. T'erz. Doubl. p. 80 



(1823: pt.) ; Stejihens, Shaiv's Gen. Zool. xiii. pt. 1, p. 136 (1826) ; 



Jard. ed. Wilsons Am. Oni. ii. p. 376 (1832) ; Nut,tall,Man. Orn. 



ii. p. 264 (1834) ; Bp. Comp. List B. Eur. ^- N. Am. p. dO (1838) ; 



Audub. Orn. Biogr. iv. p. 203 (1838) ; id. Synop. p. 314 (1839) ; 



id. B. N. Atner. 8vo ed. vii. p. 67, pi. 428 (1846); Giraud, B. 



Long Isl. p. 346 (1844) ; Boie, Isis, 1844, p. 191 ; Grai/, Gen. B. 



iii. p. 656 (1846) : Reichenb. Natat. tab. xviii. figs. 400-401 (1848) ; 



id. Syst. Nat. pi. iv. (1850); id. Av. Syst. Nut., Lonyip. p. v 



(1852); Licht. Nomencl. Av. p. 97(1854: North America); Bp. 



C. R. xlii. p. 773 (1856) ; Baird, Cass., ^- Lawr. B. N. Atner. 



p. 866 (1858) ; Baird, Me.rican Bound. Surv. p. 28 (1859) ; A. ^• 



E. Newton, Ibis, 1859, p. 371 (Id. of St. Croix, W.L) ; Sclater, 



P.Z. S. 1864, p. 179 (Mexico Citv) ; Leot. Ois. Trinidad, p. 534 



(1866) ; Dresser, Ibis, 1866, p. 45 (Texas) ; Salv. Ibis, 1865, p. 193 ; 



id. op. cit. 1866, p. 200 (Acapam, Pacific) ; Graij, Hand-l. B. iii. 



p. 124 (1871 : partim) ; Scl. Sf Salv. P. Z. S. ish, p. 566 (partim, 



as regards Cuba) ; Allen, Bull. Ilarv. Coll. ii-. p. 368 (1871 ; 



Florida); Coues. Pr. Philad. Acad. 1872, p. 46; id. Key N. Am. 



B. p. 324 (1872) ; id. B. N.-West, p,. 715 (1874); Lawr. Mem. 



Bo.st. Soc. N. H. ii. p. 318 (1874: San Bias, Pacific); Gundl. 



Orn. Cuba, p. 312 (1876); Lawr. Bull. U.S. Nat. Mu.s. iv. p. 52 



(1876: Tehuantepec, Pacific) ; Sennett, Bull. U.S. Geol. Surv. iv. 



p. 66 (1878: S. Texas) ; Beane, Bull. Nutt. Orn. C. 1879, p. 242 



(New England) : Maynard, B. East. Amer. p. 4S2 (1881) ; Ridgw. 



Bull. U.S. Nat. Mus. no. 21, p. 51 (1881) ; Chamberlain, B. New 



Brunsw. p. 67 (1882); Salrin, Cat. Strick. Coll. p. 627 (1882); 



Cones, Check-l. N. Amer. B. p. 124 (1882) ; Boucard, P. Z. S. 1883, 



p. 462 (Yucatan) ; Ridgw. Cat. Fish. E.vhib. p. 29 (1883) ; Stearns 



d,- Coues, NewEng. Bird-life, p. 376 (1883) ; Coues, Key N. Amer. 



B. 2nd ed. p. 772 (1884) ; Baird, Brewer, ^- Ridyw. Water-B. 



