g20 Birds of Celebes: Ardeidae. 



c. Ardea novae guineae (1) Gm., S. N. 1788, I, 644; (2) S. Miill., Eeizen Ind. Arcbip. 



1858, n, 12. 

 /. Ardea jugularis [Forst. Icon. inecl.J ; (1) Wagl. , Syst. Av., gen. Ardea 1827, sp. 18; (2) 

 Forsi, Descr. An. 1844, 172; (3) Schl., Mus. P.-B., Ardeae, 1863, 25; (4) Rchw., 

 J. f. 0. 1877, 261; (5) Rosenb., Zool. Garten 1881, 167; 7(6) Seeb., B. Japan 

 1890, 220; (7) Steere, List Coll. B. & M. Philipp. 1890, 26. 

 g. Ardea aequinoctialis [IJ Forst. (nee L.), Descr. An. 1844, 156, 173. 

 h. Herodias greyi (1) Gray, List Grallae Br. Mus. 1844, 80; (II) Gould, B. Austr. 1848, 



VI, pi. 61. 

 i. Herodias jugularis (1) Gray, List Grallae Br. Mus. 1844, 80; (11) Gould, B. Austr. 



1848, VI, pi. 60. 

 j. Demiegretta jugularis (1) Gould, Hb. B. Austr. 1865, II, 307; (2) Matbew, Pr. L. See. 

 N. S. W. 1885, 255; (3) Walker, Ibis 1892, 257. 



k. Demiegretta greyi (1) Gould, Hb. B. Austr. 1865, II, 309; (2) Matbew y 2; (3) Stejn., 

 Pr. U. S. Nat. Mus. 1887, X, 302; (4) Walker, j 3. 



Demiegretta sacra (1) Gray, HL. 1871, HI, 28; (2) Wald., Tr. Z. S. 1872, VTH, 100; 

 (3) Meyer, J. f. O. 1873, 405; (4) Hume, Str. F. 1874, H, 307; (5) Tweedd., 

 P. Z. S. 1877, 55; (6) Hume & Dav., Str. F. 1878, VI, 481; (7) Meyer, Ibis 1879, 

 143; (8) Salvad., Om. Pap. 1882, III, 345; (9) Gates, B. Brit. Burmah 1883, 11, 

 250; (10) Meyer, Isis, Dresden 1884, 6, 56; (11) Guillem., P. Z. S. 1885, 561; 

 (12) Biittik., Notes Ley den Mus. 1887, 80; (13) North, Pr. L. Soc. N. S. W. 1887, 

 445; ('i4;Rams., Tab. List 1888, 21; (15) W, Bias., Ornis 1888, 629; (16) North, 

 Nests & Eggs B. Austr. 1889, 319, pi. XVHI, fig. 5; (17) Hickson, Nat. in N. 

 Celebes 1889, 96; (18) Everett, J. Str. Br. R. A. S. 1889, 189; (19) Gates ed. 

 Hume's Nests &Eggs 1890, HI, 246; (20) Sharpe, Ibis 1890, 146, 285; (21) Salvad., 

 Cm. Pap. Agg. 1891, 205; (22) id., Ann. Mus. Civ. Gen. 1891—92, (2) XH, 37, 

 142; (23) Wiglesw., Av. Polyn. 1892, 67; (24) Sharpe, Ibis 1894, 244, 258; 

 (25) M. & Wg., J. f. O. 1894, 253; (26) Bns. & Worces., B. Menage Exped. 1894, 

 32; (27) Everett, Ibis 1895, 32; (28) Souef , t. c. 422; (29) Butt., Notes Leyd. 

 Mus. 1896, 194; (30) Sharpe, Cat. B. 1898, XXVI, 137. 



. ? Demiegretta ringeri (1) Stejn., Pr. U. S. Nat. Mus. 1887, X, 300. 



"Swekko wung", "Swekko abu" and "Swekko abu abu itam", Minahassa, Nat. Coll. 



"Swekko puti" (puti := wliite), albino-form, Minahassa, iid, 



"Bahoa maitung", Great Sangi, iid. 



"Bahoa kadio", Siao, iid. 



"Baleka mawora", Kabruang, Talaut, iid. 



For further synonymy and references cf. Finsch & Hartlaub d 2 (excl. Ardea asha Sykes, 

 Herodias pannosus Gld.); Salvadori 8, 21; Wiglesworth 23 (Polyn.); Sharpe 30 

 (excl. Gar^-ftta. eulophotes). 



Figures and descriptions. Gould h II, ill; Buller d III, d IX; Finsch & Hartl. d 2, 

 Salvadori 8; Gates 9; Sharpe 30; etc. 



Adult. Slate-coloui', tinged with brown; a broad streak on chin and upper throat, white; 

 occipital feathers lengthened, feathers of back and scapulary region much lengthened 

 and filamentous, those of jugulum lengthened and lanceolate; neck and under-parts 

 browner than upper surface: soft parts "excessively variable" in colour (Hume 4); 

 "iris hght yellow; bill dark brown; feet yellow-brown": Platen 15 (ad. Gt. Sangi, 

 31. Vn. 93: Nat. Coll. — C 12668). 



Immature. The immature bird is without the lengthened scapulary and jugular feathers. 



Observation. The white throat- stripe is very variable in width, in some absent, in others 

 about 10 min broad. 



