( 364 ) 

 54. Lipangus simplex (Lcht.). 



Cf. Nov. Zool. xii. 1905. p. 295. 



Lipaugus simplex Pelzeln, Zur Oniilh. Bras. ii. 1868. p. 123 (Borba). 



No. 1444. Adult (not sexed) : Borba, 4. xii. 06. "Iris brown, feet bluish 

 grey, bill black." 



55. Laniocera hypopyrra (Vieill.). 



Cf. Nov Zool. xiii. 1906. p. 364. 



No. 1410. ?, Borba, 27. xi. 06. "Iris dark brown, feet bluish grey, bill 

 black." 



56. Attila tharnnophiloides (Spix). 



Cf. supra, p. 13 ; Pelzeln, Zur Ornith. Bras. ii. 1868. p. 96 (Borba). 



No. 1453. ? ad., Borba, 10. xii. 06. "Iris light brown, feet blnisb. grey, 

 bill black."— Wing 89; tail 82 ; bill 21 mm. 



Agreeing with specimens from Santarem and Surinam. 



Qracula foetida Linnaeus, Syst. Nat. x. p. 108 (1758 — " America, Rolander.'' — Surinam supplemented 

 as typical locality. Cf. Nov. Zool. ix. 1902. p. 58). 



57. Gymnoderus foetidus (Linn.). 



ist. Nat. x. p. 108(1758 — " America, Roland( 

 Nov. Zool. ix. 1902. p. 58). 



No. 1021. ?, Hnmaytha, 30. vii. 06. "Iris grey, feet black, bill blackish 

 grey." 



58. Synallaxis sp. 



No. 1243. ? ad., Hnmaytha, 15. ix. 06. " Iris brown, feet grey, bill black." — 

 Wing 55 ; tail 70 ; bill 12J mm. 



Nearest to S. hypospodia Scl., from Bahia, but differs by its thicker bill, 

 narrower cinereous frontal band, much duller,] less brownish back, and by 

 lacking the white apical edges to the feathers of the throat, which appears nearly 

 uniform blackish. Additional specimens are required to establish the status of 

 this form. 



50. Synallaxis gujanensis inornata Pelz. 



Synallaxis inornata Pelzeln, Sitzungsber. Akad. Wien xx. p. 160 (1856— Salto do Girao) ; Pelzeln, 

 Zur Ornith. Brasil. i. 1867. p. 36 (Salto do Girao, Borba). 



No. 065. ? ad., Hnmaytha, 21. vii. 06. " Iris brown, feet grey, bill black." — 

 Wing 62 ; bill 15 J mm. 



This specimen is very little darker on the under parts than some of onr 

 Cayenne skins. Perhaps S. g. inornata cannot be separated, but a larger series 

 from the Rio Madeira should be compared before condemning it. Of. supra, p. 13. 



60. Siptornis gutturatus (Lafr. & D'Orb.). 



Anahates gutturatus Lafresnaye & D'Orbigny, Syn. Av. ii. in Mag. Zool. 1838. cl. ii.p. 14(Yuracares, 

 N. Bolivia) ; cf. Mene'g. & Hellm., Mim. Soe. d'llist. Nat. Autun xix. 1906. p. 76. 



No. 1065. c? ad., Hnmaytha, 9. viii. 06. "Iris whitish grey, feet greenish 

 yellow, bill greyish black." — Wing 68 ; tail 64 ; bill 15$ mm. 



