398 MR. P. L. SCLATER ON BIRDS [June 29, 
12. MuscrsaxICOLA RUFIVERTEX; d’Orb. et Lafr. 
Muscisaxicola rufivertex, Tacz. Orn. Pér. ii. p. 216. 
Huasco. <¢ et 2: iris bright brown ; bill and feet black. 
13. CENTRITES OREAS, Sel. et Salv. 
Centrites oreas, Tacz. Orn. Pér. il. p. 222. 
Sacaya. One ¢: iris very dark brown ; feet and beak black. 
14. Grosirra cunrcuLanta (Vieill.). 
Geositta cunicularia juninensis, Tacz. Orn. Pér. ii. p. 93. 
Sacaya and Sitana. 6 et 9, alike: iris dark brown ; feet black ; 
beak horn-colour. 
15. UpucertTHia RUFICAUDA (Meyen). 
Ochetorhynchus ruficaudus, Scl. P. Z.S. 1867, p. 324. 
Upucerthia ruficauda, Scl. et Salv. Nomencl. p. 62; id. P. Z.8. 
1879, p. 619. 
Lalealhuay. ¢: iris brown; feet and beak black. 
16. CINCLODES BIFASCIATUS. 
Cinclodes bifasciatus, Scl. P. Z.S. 1858, p. 448 ; Tacz. Orn. Per. 
il. p. 3. 
Upucerthia atacamensis, Phil. Reise d. d. Wiiste Atacaina, p. 161, 
t. ili. 
Chumisa, Sacaya, and Sibaya. Males: iris dark brown; feet and 
beak black. 
17. Crnctopes Fuscus (Vieill.). 
Cinclodes fuscus, Scl. et Salv. P. Z. 8. 1867, p. 985. 
Cinclodes rivularis, Tacz. Orn. Pér, ii. p. 112. 
Chumisa, Cueva negra, and Sacaya. Iris brown ; feet black. 
18, LeprastHENURA £GITHALOIDES (Kittl.). 
Leptasthenura egithaloides, Tacz. Orn. Pér. ii. p. 120. 
Huasco. Iris dark brown. 
19. SyNALLAXIS MODESTA, Eyton. 
Synallaxis modesta, Scl. P. Z. 8. 1874, p. 23. 
Sacaya and Sitana. Two ¢ et 9: iris dark brown. 
20. OREOTROCHILUS LEUCOPLEURUS, Gould. 
Oreotrochilus leucopleurus, Tacz. Orn. Per. ii. p. 278; Gould, 
Mon. Troch. i. pl. 71. 
Chumisa and Lalealhuay. Two females, with nest and eggs. 
The nest consists of an oblong mass of grey and brown wool 
(apparently Llama’s), with a few bits of moss intermixed. It is 
pointed at the lower extremity. In a shallow open depression are 
two white pyriform eggs ; they measure about 0°7 by 0°45 inch. 
