ORDER PASSERES. 285 



wing covers spotted white ; tail very short ; length 

 three inches and a half. Brazil. 



The second division of the genus Thamnophilus of 

 Temminck is the genus Cyclaris of Swainson. 



Tail square, ahd the bill slender and scarcely toothed ; 

 but strongly curved at the tip. 



Gray -headed Tanager, Lath. 24. Tanagra Gui- 

 anensis, Gm. Vail. O, A. 76. 2. 



Green, head hoary-ash ; forehead and double occipital 

 band red ; five inches and a half long. Guiana. 



Other shrikes have the upper mandible straight in its 

 length and crooked only at the end. They are all 

 foreign, and their form passes by insensible degrees 

 to that of the warblers and other slender beaks. 



Others, the Vang.\ of Buffon, have the bill com- 

 pressed in its whole length, the end very much hooked, 

 and the lower jaw recurved. 



They are all found in the ancient continent, and parti- 

 cularly the Indian and Oceanic Islands. They are the 

 genus Vanga of Vieillot. Their tail is wedge-shaped. 



Hooked-billed Shrike, Lath. 15. Lanius Curvirostris, 

 Lin. PL Enl. 228. Thamnophilus Leucocephalus, 

 Vieill. 



Body while, back black ; primary quills with five white 

 spots ; outer tail feathers black, white-tipt ; occiput 

 greenish-black ; length ten inches. Madagascar. Brit. 

 Mus. 



* In putting the names to the species, I have only mentioned the name 

 used by the first describer, without the specific name has been altered ; 

 otherwise I nii^ht liave added tliree or four names and often more to 

 each of the species ; for ahnost every author thinks lie ;,'-ives a good rea- 

 son to alter almost every generic name. — J. E. G. 



