53. Mijius. 347 



no. 3831 (1869) ; Pah. Orn. Bras. p. 95 (1871) : Scl. &■ Salv. 

 Nomencl. Av. Neotr. p. 3 (1873). ^ ^ ' J 



Adult. General colour above bluish ash-colour, some of the fea- 

 thers with darker ceutres, especially on the head ; least win^-coverts 

 like the back, or blackish ; median and greater coverts blackish, 

 edged with ashy and tipped with whitish'; bastard wing-feathers and 

 primary-coverts black, tipped with ashy white ; quills blackish, edged 

 with light ashy brown, whitish on the outer webs of the primaries 

 and at the tips of the secondaries; centre tail-feathers blackish 

 brown, edged with ashy, paler at the tips, the four outer tail-feathers 

 paler brown towards the end of the outer web, the inner one with a 

 large white spot at the end ; a broad eyebrow of ashy white from 

 the base of the forehead to above the ear-coverts ; lores and a broad 

 streak on the upper car-coverts Hght ashy ; eyeUd white ; sides of 

 face and ear-coverts white, faintly varied with dusky margins to the 

 feathers; throat and abdomen white, as also the thighs and the 

 under taU-coverts ; the fore neck, chest, and sides of body ashy in 

 shade ;_ the flanks broadly streaked with blackish longitudinal stripes ; 

 axillaries and under wing-coverts white, with dusky-brown bases ; 

 quills dark brown, edged with ashy whitish along the inner web ; 

 "bill and feet black; iris clear reddish brown" (Prince Ma.v. of 

 Neimied). Total length 9-75 inches, culmcn 1, wing 4-25, tail 4-5 

 tarsus 1-3. {Mus. Salvin and Godman.) ' 



The Blue-grey Mocking-Thrush inhabits Eastern Brazil, 



a. Ad. sk. [Upper Amazons.] M. Verreaux. 



11. Mimus modulator. 



Calandria, Asara, Apunt. ii. p. 231 (1802). 



Orpheus modulator, Goidd, P. Z. S. 1836^ p. 6. 



Orpheus calandria, Lafr. et D'Orb. Mag. de Zool. 1837, p. 17; ICOrh 



Voy. Amer. merid. "p. 200, pi. 10. fig". 2 (1844). 

 Mimus orpheus, Gray in Darwin, Voy. 'Beagle,' p. 60 (1841). 

 Mimus calandria, Gray, Gen. B. i. p. 221 (1847) ; Ilartl. Ind. Amra, 



p. 15 (1847) ; Bp. Consp. i. p. 277 (1850) ; Btirm. Tli. Bras. iii. 



p. 127 (1856) ; Sclater, P. Z. S. 1859, p. 343 ; Burm. Peis. La Plata 



St. 11. p. 475 (1861) ; Sclater, Cat. Amer. B. p. 10 (1862) ; Grau, 



Hand-l. B. i. p. 261, no. 3819 (1869) ; Scl. §• Salv. Nomencl. Av. 



Neotr. p. 3 (1873). 

 Mimus modidator, Sclater, P. Z. S. 1859, p. 343 ; id. Cat. Amer B 



p. 10 (1802) ; Gray, Hand-l. B. i. p. 261, no. 3820 (1869). 



Adidt. General colour above dark brown, mottled on the head and 

 mantle with ashy brown m;irgins to the feathers ; lower back, rump, 

 and upper tail-coverts washed with rusty brown, and more unifonn 

 in tint; least wing-coverts dark brown, margined with ash}-, the 

 median and greater coverts dark brown, tipped with ashy white, 

 forming a double bar across the wing ; bastard wing-feathers and 

 primary-coverts blackish brown, edged with white; quills dark 

 brown, margined with ashy, the secondaries with rusty brown, the 

 primaries edged with hoary white in the centre of the quills ; centre 



