182 TTRANNIDiE. 



inner margins of wing-feathers grey ; bill and feet black : whole 

 length 7 inches, wing 3-9, tail 3*1. 



Hub. Colombia, Ecuador, and Upper Amazonia. 



«. Ad. sk. Bogota. Sclater Coll. (Type 



of the species.) 



b. Ad. sk. Sarayacu, Ecuador {Buckley). Salvin-Godman Coll. 



c. Ad. sk. Santa Cruz, E. Peru. E. Bartlett [P.]. 



d. Ad. sk. Upper Amazons (Bartlett). Sclater Coll. 



e 2 ad. sk. Yquitos, Upper Amazons Salvin-Godrnan Coll. 



( Whitely). 



3. Sirystes albogriseus. 



Lipaugus albogriseus, Later. Ann. L. N. Y. viii. p. 9. 

 Sirystes albogriseus, Scl. el Salv. P. Z. S. 1880, p. 156. 



Above pale cinereous ; rump white ; cap black ; wings black ; 

 wing-coverts and secondaries broadly margined with white ; tail 

 black, with a whitish apical band : beneath white, slightly tinged with 

 cinereous ; crissum and under wing-coverts white ; bill dark brown ; 

 feet black : whole length 7 inches, wing 4, tail 3-6. 



Hab. Veragua and Panama. 



Distinguishable from S. sibilator by its white rump, and from 



5. albocinereus by the broad white margins on the wings. 



a. Ad. sk. Veragua. Salvin-Godman Coll. 



6. Ad. sk. Veragua (Arce). Salviu-Godman Coll. 



60. MYIODYNASTES* 



Type, 

 et 



Mviodvnastes, Bp. Compt. Bend, xxxviii. p. 057, et 

 Notes Orn. p. 87 (1854) (cf. Scl. P. Z. S. 1859, 



p. 431) M. audax. 



Hypermitres, Cab. J.f. 0. 1861, p. 247 M. chrysocephalus. 



Key to the Species. 



A. Breast and flanks white with black shaft- 



spots. 



a. Middle of bellv yellow 1. luteiventris, p. 183. 



b. Middle of belly white. 



a". Tail red, with blackish shaft-stripes. 



j Brighter: breast-spots narrow 2. nobilis, p. 183. 



I Darker : breast-spots broad 3. audax, p. 185. 



b'. Tail blackish, margined with red 4. solitarius, p. 185. 



B. Breast and flanks yellow. 



c. Upper tail-coverts bright rufous .5. bairdi, p. 186. 



* Kefer also to Myiodynastes audax insolens, Riclgw. Man. N. A. B. p. 332. 



