34(5 TIMEUIDa. 



9. Mimus trifasciatus. 



Oi"plioii8 trifasciatus, Oovkl, P. Z. S. 1837, p. 27. 



Mimus trifasciatus, Gray in Dariv. Voy. 'Beagle,^ Birds, p. 62, pi. 16 



(1841) ; id. Gen. B. i. p. 221 (1847) ; Bp. Consp. i. p. 277 (1850) ; 



Sclater, P. Z. S. 18-59, p. 345 ; Gray, Hand-L B. i. p. 262, no. 3827 



(1869); Sund. P. Z. S. 1871, p. 127; Scl. fy Salv. Nomcncl. Av. 



Neotr. p. 3 (1873) ; Salv. Trans. Z. S. ix. p. 471 (1876). 



AdvUt. General colour above blackish brown, the feathers mottled 

 with obsolete ashy margins on the back, a little plainer on the head, 

 the lower back, and rump, the latter ashy brown, mottled with dark- 

 brown centres to the feathers ; least wing-coverts blackish brown, 

 edged with ashy whitish ; median and greater series blackish, tipped 

 with white and margined with ashy brown ; bastard wing-feathers 

 and primary-coverts blackish brown, edged with ashy brown and 

 narrowly tipped with white ; quills blackish brown, the secoudaries 

 margined with pale reddish brown and tipped with white, the pri- 

 maries margined with ashy whitish; upper tail- coverts light brown, 

 with ashy -whitish margins ; tail-feathers dark brown, aU but the 

 centre ones lighter brown at the tip, the outer ones whitish at the 

 end of either web ; lores dusky blackish ; over the eye a distinct 

 white stripe ; sides of face and ear- coverts whitish, mottled below 

 the eye and on the fore part of the ear-coverts with dusky blackish 

 tips to the feathers ; cheeks and throat and fore neck white, with a 

 slight moustache of dusky blackish ; remainder of under surface of 

 body white, the sides spotted with blackish brown in the form of 

 longitudinal drops ; across the chest a band of blackish-brown fea- 

 thers tipped with white ; thighs brown, some of the inner feathers 

 tipped with white ; under tail-coverts white, with dusky bases ; 

 under wing-coverts and axillaries dark brown, edged with dull 

 white ; quills dusky brown, with ashy-fulvous margins to the inner 

 web. Total length 9*5 inches, culmen 1-3, wing 5, tail 4*2, tarsus 

 1-7. 



The secrfnd specimen in the Museum has the chest-band much less 

 developed than in the one described, it being composed of blackish- 

 brown bars instead of forming a broad band across. 



The Three-banded Mocking-Thrush is confined to the Galapagos 

 Archipelago, where as yet it has only been met with on Charles 

 Islaud. 



a. Ad. sk. Charles Island, Galapagos Zoological Society. (Type 



{C.Darwin). of species.) 



b. Ad. sk. Galapagos. 



10. Mimus lividus. 



Tm-dus lividus, LicM. Verz. Doiihl. p. .39 (1823). 



Turdus oi-pheus, Spix, Av. Bras. i. p. 71, pi. 71 (1824, nee L.). 



Mimus lividus, Nemvicd, Beitr. Naturg. Bras. iii. p. 653 ; Gray, Ge7i. 

 B. i. p. 221 (1847) ; Bp. Consp. i. p. 276 (1850) ; Cab. Mus. Hein. 

 i. p. 82 (1850) ; Burm. Th. Bras. iii. p. 128 ; Sclater, P. Z. S. 1859, 

 p. 342 ; id. Cat. Amer. B. p. 9 (1862) ; Gray, Hand-l. B. i. p. 262, 



