Zoological Society. 493 
black, slightly tipped with white ; tail black, margined with grey and 
largely tipped with white; all the under surface greyish-brown ; 
under tail-coverts white; irides, bill and feet black. 
Total length, 18 inches; bill, 23; wing, 11}; tail, 9; tarsi, 23. 
Hab. Western Australia. 
_ STREPERA MELANOPTERA. Strep. corpore superiore cauddque nigris ; 
corpore inferiore fusco-nigro, abdomine griseo tincto ; crisso rec- 
tricibusque, duabus intermediis exceptis, albis. 
All the upper surface, wings and tail black; under surface brown- 
ish-black, tinged with grey on the abdomen; under tail-coverts and 
tips of all but the two centre tail-feathers white ; irides yellow; bill 
and feet black. 
Total length, 19 inches; bill, 2; wing, 11; tail, 9; tarsi, 23. 
Hab. South Australia. 
Remark.—Distinguished from all other species by the total absence 
of any white mark on the wings. 
GALLINULA TENEBROSA. Gal. griseo-nigra; dorso scapularibusque 
nigris ; crisso medio nigro ad latera albo. 
General plumage greyish black, with the exception of the back and 
scapularies, which are deep brown, and the primaries and tail, which 
are nearly pure black; under tail-coverts black in the centre and 
pure white on the sides; frontal plate orange ; base of the bill blood- 
red; tip greenish yellow; above the knee a garter of yellow and 
scarlet; joints of the legs and feet green; under surface of the legs 
and feet olive; the sides of the tarsi and frontal plates of the toes 
yellow; frontal plates of the tarsi yellow; those nearest the knee 
stained with scarlet ; irides olive. 
Total length, 15 inches; bill, 14; wing, 8; tail, 3; tarsi, 23. 
Hab. South Australia. 
Remark.—The above is the description of a female; the male is 
supposed to be larger in size, and to differ in being of a paler hue 
beneath, and in having the whole of the upper surface brown. 
SYLocHELIDON stRENUUS. Syl. fronte vertice et nuchd nitidé nigris ; 
dorso alis cauddque pallidé cinereo-griseis ; reliquis plumis albis. 
Forehead, crown and nape deep glossy black; back, wings and tail 
pale ashy grey, becoming lighter on the tail and deepening into dark 
grey on the,primaries, the shafts of which are white; remainder of 
the plumage pure white; irides black; bill scarlet, stained with 
yellow on the sides and tip, and with greenish yellow near the ex- 
tremity. 
-- ‘Potal length, 203 inches; bill, 4; wing, 16}; tail, 63; tarsi, 2. 
Hab. Southern coasts of Australia. 
Remark.—The above is the description of the plumage of the 
breeding season; at other times the head instead of being wholly 
black is mottled with black and white. 
Suxta personata. Sul. alba; tectricibus alarum majoribus, secun- 
dariis, tertialibus, rectricibus lateralibus, et rectricum intermedi- 
arum apicibus, intense fuscis. 
The whole of the plumage pure white, with the exception of the 
