164 EALLIT)^. 



and feathers below the eye dusky slate-colour, with a faint supra- 

 loral streak of isabelUne ; chin white ; lower abdomen dusky brown, 

 with narrow white bars ; lower flanks and under tail-coverts 

 blackish, barred with white, more broadly on the latter ; under 

 wing-coverts and axillaries dusky brown, naiTowly barred with 

 white. Total length 7 inches, culmen 0-9, wing 4, tail 1-35, tarsus 

 1*15, middle toe and claw 1*3. 



Hah. South America from Brazil and the Argentine Republic to 

 Peru, and north to Venezuela. 



a. Ad. sk. Lima, Peru {W. Nation). Salvin-Godman Coll. 



(Type of species.) 

 6. $ ad. sk. lAms. [W. Nation). Salvin-Godman Coll. 



c. Ad. sk. Venezuela (Spence). Salvin-Godman Coll. 



d. S ad. sk. Valencia, Venezuela, July Salvin-Godman Coll. 



{A. Goerinri). 



41. TRIBONYX*. ^ ^^ 



Tribonvx, Du Bus, Bull. Acad. Roy. Bru.xelles, vii, 



p. 212 (1840) T. mortieri. 



Brachyptrallus, Lafr. Rev. Zoul. iii. p. 232 (1840) T. mortieii. 



Sanr/e. The same as that of the .single species. 



1. Tribonyx mortieri. 



Tribonyx mortieri, Du Bus, Bull. Acad. Roy. Bruxelles, vii. p. 214, 



pi. ii (1840) ; id. Esq. Orn. livr. i. pi. v. (1845) ; Gray, Gen. B. 



iii. p. 599 (1845) ; Goidd, B. Austr. vi. pi. 71 (1848) ; Reichenh. 



Vog. Neuholl. p. 240 (1850) ; id. Handh., Fulicarice, tab. cceiv. 



figs. 2458-2459 (1852) ; Gould, Handh. B. Austr. ii. p. .324 (1865) ; 



Gray, Hnnd-l. B. iii. p. 66, no. 10493 (1871) ; Ramsay, Proc.Linn. 



Soc. N. S. W. ii. p. 199 (1878) ; id. Tab. List Austr. B. p. 21 



(1888) ; North, Nests ^- Egys Austr. B. p. 324, pi. xix. fig. 4 (1890). 

 Brachyptrallus ralloldes, Lafr. Rev. Zool. iii. p. 232 (1840). 

 Tribonvx goukli, Scl. Ann. Nat. Hist. (3) xx. p. 122 (1867) ; id. 



P. Z. S. 1867, p. 816, cum fig. 



Adult. General colour above ruddy brown, with a strong wash of 

 olive, the head and neck like the back ; scapulars and lower back 

 and rump inottled with a few ochraceous spots on the ends of the 

 feathers ; wing-coverts greenish grey washed with olive, the median 

 series with longitudinal white spots towards the end of the feathers ; 

 lesser coverts ruddy brown like the back ; bastard-wing, primary- 

 coverts, and quills dusky brown, externally ruddy brown, the inner 

 secondaries Hke the back ; upper tail-coverts and tail-feathers 

 brown, the latter black at the ends ; sides of face and sides of neck 

 dark olive-brown ; under surface of body greenish grey, with a wash 

 of olive ; sides of body and flanks browner ; thighs grey ; on the 

 sides of the body a large patch of white ; under tail-coverts black, 

 the outer ones varied with white; under wing-coverts olive-brown, 

 with white tips : " bill greenish yellow ; legs and feet leaden yellow ; 



* The following is an extinct species from Queensland : — 



Tribonyx effluxus, Be Vis, I'roc. Linn. Soc. N. S. W. (2) vi. p. 439 (1892). 



i 



