446 APPENDIX (mniotiltid^). 



d. S ad. sk. Punta Lara, Dec. 17. Ileury Durnford, Esq. [C.]. 



€. Ad. sk. Parana (Burmcister). Salvin-Godmau Collection. 



/ c? ad. sk. Monte Grande, Buenos Salvin-Godmau Collection. 



Aires, Jan. (K W. White). 

 (J, h. (S 2 lid. sk. Cosquin, Cordova, Argeu- Salvin-Godman Collection. 



tine llepublic, June {H. 



W. White). 

 h /fc. [ $ ] ad. sk. Bolivia. Zoological Society. 



/. [cJ]ad. sk. Bolina. (Bridi/es). Sclater Collection. (Type 



of C. hoUviana, Sol.) 

 ««. [ c? ] ad. sk. Bolivia (^m/jres). Ey ton Collection. 



M, 0. [ d ] ad. sk. Bolivia. Mr. Bridges [C.]. 



4. Polioptila leucogastra. 



Sylvia leucogastra, Nemoied, Beitr. Naturg. Bras. iii. p. 710 (1831). 

 Ciilicivora atricapilla, Sioains. Zool. Illustr. 2nd ser. pi. 57 (1830-31) ; 



id. Classif. B. ii. p. 243 (1837). 

 Culicivora leucogastra, Gray, Gen. B. i. p. 176 (1848) ; Burm. Th. 



Bras. ii. p. Ill (1855). 

 Culicivora dumicola {nee V.), Cab. Mm. Hein. Th. i. p. 34 (1850) ; 



Bp. Consp. i. p. 316 (1850). 

 Polioptila leucogastra, Scl. Cat. Amer. B. p. 12 (1862) ; Baird, Review 



Amer. B. p. 69 (1864) ; Gray, Hand-l. B. i. p. 237, no. 3434 (1869) ; 



Peh. Orn. Bras. p. 70 (1871) ; Scl. ^ Salv. Nomencl. Av. Neotr. 



p. 4 (1873) ; Forbes, Ibis, 1881, p. 327. 



Adult ?jiaZe. General colour above dark blue-grey, with silky 

 whitish ends to the long feathers of the rump ; wing-coverts like 

 the back ; bastard-wing black, rather broadly edged with white ; 

 primary-coverts and quills dusky blackish, edged with bluish grey, 

 and fringed with white at the tips ; the inner secondaries rather 

 broadly edged with white ; upper tail-coverts and tail-feathers black, 

 the three outer ones white at their ends, the white increasing in 

 extent towards the outermost, where it occupies two thirds of the 

 outer web and nearly one half of the inner web ; on the penultimate 

 feather the white is nearly the same on the outer web, but occupies 

 only about the terminal third of the inner web ; on the third feather 

 the white is confined to a broad spot at the tips of both webs ; crown 

 of head and nape glossy blue-black, including the lores, eyelid, and 

 upper half of the ear-coverts ; sides of face, cheeks, and lower half 

 of ear-coverts, as well as the throat and under surface of body, creamy 

 white with a silky gloss, the fore neck and sides of body washed 

 with delicate gi'ey ; under wing-coverts and axiUaries white ; quills 

 dusky blackish below, edged with white along the inner web : " bill 

 black ; feet lead-coloured, the toes somewhat blackish ; iris greyish 

 brown "' {Neuwied). Total length 4-5 inches, culmen 0-55, wing 2-1, 

 tail 2-15, tarsus 0'7. 



A sijecimen in the Sclater collection marked as an adult female 

 differs from the male described in wanting the black cap, the head 

 being only a shade darker than the back, with a black line along the 

 sides of the hinder crown ; the lores are dusky, surmounted by a 



