LAMPROSPIZA. CISSOPIS. 545 



prove to be a separate form, it is most probable that the bird 

 recorded by Beebe from Bartica will be the same species. I prefer, 

 therefore, to designate it as such until further material shall 

 prove it otherwise. 



Breedlny-season. Unknown in British Guiana. 



JS^est. Unrecorded in British Guiana. 



J^ggs. Undescribed from British Guiana. 



Range in British Gidana. Bartica {Beehe). 



E.rtralimital Range. Surinam (Penard). 



Habits. Unrecorded in British Guiana. 



Genus CISSOPIS Vieill. 



Cissopis Vieillot, Anal. ISTouv. Ornith. p. 40, 1S16. Tvpe C. Jeceriana 

 (GmeL). 



Fig. 198. — Cissopis leveriana. 



This genus is easily recognised by its black and white coloration, 

 long and graduated tail, and Shrike-like bill. Coloration : male 

 and female similar. 



695. Cissopis leveriana. 



Magpie Tanager. 



Lanius levcrianus Gmel. Syst. Nat. i. p. 302, 17S8 (Guiana). 

 (JiHsojjis minor Cab. in Scliomb. Keis. Guian. iii. p. 077, 1818. 

 (JisHojns wierfj'a (Bonap.) 8alvin, Ibis, ]885, p. 213 (Bartica Grove). 

 Cissopis leveriana Sclater, Cat. B. Brit. Mus. xi. p. 299, 1880 (Jiartica 



Grove) ; Braljounie & Chubb, B. S. Anier. i. p. 430, no. 1432, 1912 ; 



Beebe, Tropical Wild Life in British Guiana, p. 137, 1917 (Bartica). 



Adult male. Crown of head, sides of face, neck all round, 

 mantle, throat, breast — extending into a narrow point — to the 

 middle of the abdomen glossy blue-black, the feathers being 

 lanceolate in form ; back, upper tail-coverts, lesser and median 

 upjicr wing-coverts pure white, like the sides of the Itreaat, ilanks, 



VOL. 11. 2 N 



