144 EALLTDJE. 



Kallus cavanensis, Bodd. Tubl. PI. Enl. p. 22 (1783) : Temm. Tahl. 



Meth. Pi. Col. p. 98 (1839). 

 Cayenne Rail, Lath. Gen. Syn. iii. pt. 1, p. 238 (1785). 

 Rallus cavennensis, Gm. Sy.st. Nat. i. p. 718 (1788). 

 Rallus kiolo, Vieill. N. Diet. d'Hist. Nat. xxviii. p. 5o6 (1819). 

 Crex cavennensis, Licht. Vcrz. DoitU. p. 79 (1823). 

 Crex aiirita, J. E. Gray, Zool. Misc. p. 13 (1831). 

 Gallinula pileata, Neiiwied, Beitr. Naturq. Bras. iv. p. 802 (1833) ; 



TschudiS,- Cab. Faun. Peruan. pp. 52, 302 (1845-46). 

 Giillinula ecaudata [nee King), Swains. An in Menay. p. 348 



(1837). 

 Eallus poliotis, Temm. Tahl. Meth. p. 88 (1839). 

 Ortygometra aurita, Gray, List GraiUe iti Brit. Mas. p. 119 (1844). 

 Covethiiira cavennensis, Gray, Gen. B. iii. p. 595(1846); Moore, 



P. Z. S. 185i», p. 64 (Omoa) ; Scl. (.§• Salv. Ibis, 1859, p. 230. 

 Corethrura aurita. Gray, Gen. B. iii. p. 595 (1846). 

 Corethrura ecaudata, Gray, Gen. B. iii. p. 595 (1846). 

 Ortygometra cayennensis, Burnt. Th. Bras. iii. p. 386 (1856). 

 RuHrallus cavanensis, Bp. C. P. xliii. p. 599 (1856). 

 Porzana cayennensis, Scl. ^- S(dv. P. Z. S. 1867, p. 592 (Para) ; iid. 



Nomencl. Av. Neotr. p. 139 (1873) ; iid. P. Z. S. 1873, p. 308 



(Xeberos) ; iid. P. Z. S. 1879, p. 545 (Antioquia) ; Salvin, Ibis, 



1886, p. 176 (Merunie Mts. : Roraima) ; Tacz. Orn. Perou, iii. 



p. 323 (1886 : Monterico) ; Piker 4'' Chapm. Auk, viii. p. 163 



(1891: Santarem). 

 Porzana cavanensis, Scl. S,- Salv. P. Z. S. 1868, p. 451 ; Peh. Orn. 



Bras. p. 316 (1871 : Matiigrosso, Barra do Eio Negro. Para). 

 Aramides viridis, Grai), Hand-l. B. iii. p. 60, no. 10433 (1871). 

 Porzana viridis, Tacz.' P. Z. S. 1874, p. 599 (Amable xMaria, Peru) : 



Allen, Bull. Amer. Mus. Nat. Hist. ii. p. 271 (1889). 



Adult male. General colour above uniform olive-brown ; wing- 

 coverts like the back, but slightly edged with rufous on the median 

 and greater series ; bastard-wing and quills chocolate-brown ; the 

 inner secondaries olive like the back ; tail-feathers blackish, edged 

 with olive ; crown of head bright chestnut as far as the occiput, 

 the latter being olive-brown like the hind neck and sides of neck ; 

 a narrow eyebrow, lores, sides of face, and ear-coverts ashy grey ; 

 cheeks and under surface of body bright chestnut, the throat whiter ; 

 sides of upper breast olive ; tianks chestnut washed with olive ; 

 thighs ashy ; under tail-coverts chestnut ; under wing-coverts pale 

 chestnut, the lower series ashy brown vpith rufous tips : " culmen 

 dark dusky ashy grey, the base of the lower mandible bluish lead- 

 colour ; feet dark rosy red ; iris cinnabar red " {Neuwiecl). Total 

 length 5-8 inches, culmen 0'8, wing 3-6, tail 1-55, tarsus 1-4, middle 

 toe and claw 1*55. 



Adult female. Similar in colour to the male. Total length 

 6 inches, culmen 0-8, wing 3'8, tail 1-35, tarsus 1-4, middle toe and 

 claw 1"45. 



Hah. Brazil and Amazonia to Guiana and Colombia. 



a, b. Ad. sk. South America. Old Coll. (Types of 



C. aurita, J. E. Gray.) 

 c, d. Ad. sk. Brazil. Salvin-Godmau Coll. 



e. Ad. sk. Para {A. R. Wallace). Salvin-Godmau Coll 



