718 
Birds of Celebes: Rallidae. 
139; (7) Guillem., P. Z. S. 1885, 560; (8) id.. Cruise “Marchesa” 1886, IT, 208; 
fO) Platen, Gefied. Welt 1887, 206. 
d. Porphyrio indicus var. palliatus (1) Briigg., Abh. Ver. Bremen 1876, V, 89. 
e. Porphyrio calvus (1) Elliot, Str. F. 1878, VII, 16 (Celebes); (2) Salvad., Atti Ac. Sc. 
Torino XIV, 1879, 1169. 
/; Porphyrio melanoptera ('.z; Eosenb., Zool. Garten 1881, 167; Joest, Holontalo 1883, 105. 
g. Porphyrio calvus var. palliatus (1) W. Bias., Z. ges. Orn. 1886, 154. 
h. Porphyrio smaragdinus (1) Sharpe, Cat. B. 1894, XXHI, 203; (2jM.. &Wg., Abb. Mus. 
Dresd. 1895, Mai, Nr. 8, p. 17. 
“Remhang”, Malay, N. Celebes, Meyer c 5. “Panumbalang”, Minahassa, Nat. Coll. 
“Dentula” ^Gorontalo], v. Rosenberg e 4. “Bontula”, Gorontalo, Joest f 2. 
Diagnosis of adult. Ordinarily larger than the Javan form, upper surface slightly darker; 
juguluin and upper breast cerulean blue, as against Nile-blue or pale greenish blue. 
Distribution. North Celebes: — Minahassa (Forsten cl, Meyer c 5, etc.), Gorontalo Distr. 
(Rosenberg c 4, f 1, Meyer c S, etc.). 
The species. 
Figures and descriptions of P. calvus: Temminck, PI. Col.V, pi. 421 [P.smamgdinus: Java); 
Peale, U. S. Expl. Exp. 1848, 221, pi. 62, fig. 2 (P. vitimsis: Fiji); Finsch & 
Hartlaub, Orn. Centralpol. 1867, 172, pi. XII, f. 3 (Fiji); Briiggemann d 1 
(N. Celebes); Elliot eZ; Vorderman, N. T. Ned. Ind. XLII, 113 (1882: Java); 
Sharpe b 1, h 7; etc. 
Adult male. Above glossy clove-brown, face, chin, and occiput blackish, hind-neck and sides 
of neck dull blue, outer remiges washed with blue; fore-neck, upper breast, and 
carpal region bright China-blue; becoming duller blue on lower breast and sides, 
with a violet tint on sides of rmnp and thighs; abdomen sooty blackish; under 
tail-coverts pure white; remiges helow shining dusky; under wing-coverts 
mostly China-blue; frontal plate covering croAvn and forehead “brilliant red, bill darker” 
— Guillem, c 7; “iris brown-red; feet flesh-red ” (o’, Kema, 3. Aug. 93: P.&F. S.). 
Female. Smaller than the male (Meyer c 5, and see measurements). 
Immature. Differs from the adult in being lighter and greener above (one specimen in parti- 
cular has broad margins of burnt umber to the feathers: Tondano — C 10963), the 
brilhant blue of the fore-neck and breast less developed; under-parts browner, washed 
with hlue, with piale tips to the feathers on the lower breast; abdomen whitish; frontal 
shield much less developed (Q juv. , Limhotto, July, 1871 : Meyer — C 2026; and others). 
meats (adults! we carefully exclude immature specimens). 
Wing 
Tarsus 
Middle 
toe and 
claw 
Bill from 
nostril 
a. (C 10961) ad., Tondano, Aug.— Sept. 92 (Nat. Coll.). 
250 
91 
106 
28.5 
b. (Sarasin Coll.) O' ad., Kema, 3. Aug. 93 
248 
93.5 
102.5 
— 
c. (C2011) ad., Kakas, June, 71 (Meyer) 
240 
85.5 
97 
27 
d. (C 2013) ad., Kakas, June, 7 1 (Meyer) 
238 
83 
96 
25 
e. (C 2014) ad., Kakas, June, 71 (Meyer) 
228 
81 
88 
25 
f. (C 2027) $ ad., Limbotto, July, 71 (Meyer) . . . 
224 
78 
95 
— 
g. (C2015) Q ad., Limbotto, July, 71 (Meyer) . . . 
211 
75 . 
87 
— 
h. (C2012) $ ad., Limbotto, July, 71 (Meyer) . . . 
235 
83 
97 
— 
i. (C 3555) ad., Minahassa (Faber) .... 
236 
84 
96 
25 
j. (Nr. 3899) ad., Minahassa (Faber) 
231 
81 
98 
29 
k. (Nr. 6616) ad., Minahassa (v. Musschenbroek) . . 
236 
80 
95 
28 
1. (Nr. 3900) ad., Java (v. Scbierbrand) 
215 
78.5 
93 
24 
