9. CASIORNIS. 365 



12. Attila torridus. 



Attila torridus, Scl. P. Z. S. 1860, p. 280 (Ecuador) ; id. Cat. A. B. 

 p. 195 ; Scl et Salv. P. Z. S. 1878, p. 139 (W. Peru) ; iid. 

 Nomencl. p. 57 ; Tacz. Orn. Per. ii. p. 372 ; Tacz. et Berl. P. Z. S. 

 1885, p. 118 (Ecuador). 



Above clear cinnamon-brown, more yellowish on the rump ; 

 wings blackish, edged with brown : beneath paler, belly yellowish 

 like the rump ; bill dark horn -colour ; feet pale brown : whole 

 length 8 inches, wing 4, tail &o. 



Hah. Western Ecuador. 



This species is distinguishable from A. thamnojohiloides by its 

 larger size and the much lighter colour of the back and rump. 



a, b. $ ad. sk. Babahoyo, Ecuador (Fraser). Sclater Coll. (Types 



of the species.) 



c. Ad. sk. Babahoyo, Ecuador. L. Fraser [C.]. 



d. Ad. sk. San Lucas, Ecuador (Buckley). Salvin-Godman Coll. 



e. Ad. sk. Sta. Bita, Ecuador {Buckley). Salvin-Godman Coll. 



9. CASIORNIS. 



Type. 

 " Casiornis, Bp." Des Mure, Orn. Casteln. Voy. p. 55 



(1855) C. rubra. 



This is a weaker form of Attila, distinguished by its smaller, less 

 hooked, and less compressed bill, feebler feet, and longer tail. The 

 two species are Brazilian, one ranging south to Paraguay and 

 Northern Argentina. 



Key to the Species. 



A. Whole upper surface chestnut-brown 1. rubra, p. 365. 



B. Back dull brown 2. fusca, p. 366. 



1. Casiornis rubra. 



Suiriri roxo, Azara, Apunt. ii. p. 128. 



Museicapa rubra, Vieill. A'ouv. Diet. xxi. p. 457; id. Enc. Meth. 



p. 831. 

 Dasycephala rubra, Burm. Si/st. TJeb. iii. p. 86. 

 Casiornis rubra, Scl. P. Z. 8. 1859, p. 41 ; id. Cat. A. B. p. 195 ; 



J'elz. Orn. Bran. p. 96 ; Scl. et Salv. Nomencl. p. 57 ; iid. P. Z. S. 



1879, p. 618 (Bolivia); Sc/.et Huds. Arg. Orn. i. p. 163. 

 Muscicapa hrematodes, Licht. in Mux. Berol. 

 Tyrannus thanmophiloides, c/'Orh. Voy., Ois. p. 309. 

 Dasvcephala hseruatodes, Bp. Consp. i. p. 199; Cab. in Wieym. Arch. 



1S47, pt. i.p. 222. 

 Tyrannula rufula, Marti. Per. /.< "/. 1852, p. 6. 

 Casiornis typus, Des Murs, Orn. Casteln. Voy. p. 55, pi. 18. fig. 1. 



Above uniform dark chestnut-brown : beneath pale cinnamon- 

 brown, lighter on the throat : belly slightly yellowish ; bill brown, 



