ee 
; 
DICRURUS FORFICATUS 167 
2, Quills and tail browner. 
its Wing 5'8, tail 56, tarsus0-96 . . . fuscipennis. 
63. Wing 5:3; tail, centre feathers 4:2, outer ones Be 55: 
tarsus 0°92. Female differs in being ey grey 
above and greyish white below. . . aldabranus. 
b. Tail less forked; depth of fork less than 1 inch. 
ct. Tail more forked. Wing 4:8 to 5:5; tail 4:4 to 5:3. 
. Back strongly go like the crown and upper tail- 
covertg . . afer. 
d?. Back velvety Black, contrasting pooeely aah ae 
glossy green of the crown and upper tail-coverts. 
ce, Larger; culmen 1:0, wing 5:2 to 5:5, tail 4:8 to5-0 . modestus. 
d®, Smaller; culmen 0:8, wing 4'8 to 5:3, tail 44 to 4:5 coracinus. 
d+, Tail square or much less forked ; wing 3:8 to 4'6; tail 
3°5 to 4:2. 
e?, Ends of tail-feathers more gee wing 3°8 to 4:2; 
tal35to37. . . a oo a eh UO en 
f?. Ends of tail-feathers more Ponce: wing 4:0 to 46; 
TES OOP OMe oS ke ke | ETUDENNIS. 
Dicrurus forficatus. 
Lanius forficatus, Linn. 8. N. i. p. 134 (1766) Madagascar. 
Dicrurus forficatus, E. Newton, Ibis, 1863, p. 348, pl. 13, fig. 7 egg ; 
Sclater, Ibis, 1864, p. 299; E. Newton, P. Z. 8. 1877, p. 297 
Johanna Isl. ; Hartl. Vog. Madag. p. 148 (1877); Milne Edw. & 
Grand. Hist. Madag. Ois. p. 399, pls. 152, 153 (1885) ; Cowan, Ibis, 
1885, p. 101 Madagascar; Milne Edw. & Oust. N. Arch. Mus. Hist. 
Nat. Paris (2), x. p. 256 (1888) Johanna Isl. ; Shelley, B. Afr. i 
No. 644 (1896) ; id. Ibis, 1901, p. 590. 
Edolius forticatus, Sharpe, Cat. B. M. iii. p. 254 (1877); Tweeddale, 
Ibis, 1878, p. 71; Shelley, P. Z. S. 1879, p. 677 Johanna Isl. ; 
Sibree, Ibis, 1891, p. 437. 
Muscicapa galatea, Bodd. Pl. Enl. p. 11 (1783). 
Dicrurus cristatus, Vieill. N. Dict. ix. p. 587, pl. D 3, fig. 2 (1817). 
Adults. Black with a bluish green gloss all over, as in D. afer, from 
which it differs in being larger and in the feathers of the forehead being 
much elongated, forming a crest which is considerably longer than the 
culmen ; the tail is also longer and more forked. Iris red; bill and feet 
black. Total length 10:7 inches, culmen 0:8, wing 5:3, tail 5:5, tarsus 1-5. 
Madagascar (Crossley). 
Immature. Differs in having some white marginal bands on the upper 
wing-coverts and under tail-coverts. 
