270 CLASS AVES. 



wings and tail black; tail-feathers, excepting the middle 

 ones, partly white ; third primary the longest, fourth 

 equal to the second. North Europe and America. 



Louisiana Shrike, Lath. No. 8. Lanius Ludomcianus, 

 Lin. Lan. Carolinensis, Wilson, A. O. 22, 3. Lan. 

 Ardosiaceus, Vieil. 



Dark-slate; beneath white ; face, wings, and tail black; 



tail-feathers, middle one excepted, partly white ; second 



primary longest, first and fifth equal. N. America. 



Natka Shrike. Lanius Natka, Gm. L. Naotka, 



Lath. 48. 

 Black ; eyebrows, throat, collar, and larger wing-coverts, 

 white ; secondaries and four outer tail-feathers, black ; 

 seven inches long. Nootka Sound. 



Cuvier has referred here Tanagra Guianensis, G. M, 

 Vail. O. A. 76. It is a Thamnophilus of Temminck, 

 and the type of the genus Cyclarhis of Swainson. The 

 Tan. Atricapilla, Gm. PI. Enl. is a Tanagra accord- 

 ing to Temminck, and the type of the genus Lanio by 

 Vieillot. 



* * Bill weak. 



Olive Shrike, Lath. H. 26. Lanius Olivaceus, Shaw. 

 L. Oleagineus, Licht. Vail. O. A. 75, 76. 1. 



Olive-green ; forehead, and beneath, brownish-yellow ; 

 sides paler ; orbit and neck-streak black, yellow-edged ; 

 tail, outer feathers, partly yellow. Cape of Good Hope. 

 Size of Wood-chat. 



Barbary Shrike, Lath. 43. Lanius Barbarus, Lin. 

 PI. Enl. 56. Laniarius, Vieillot. Lanius * * *. 

 Temm. Vail.O.A. 69. 



Black ; beneath red ; crown, nape, thighs, and vent, 

 fulvous yellow ; nine inches long. Senegal, 



