250 L\NIIDJ5. 



upon L. hcmileucurvs as a western, more intensely coloured and 

 whiter race of //. assimlJis. 



Culmen. Wiug. Tail. Tarsus. 



in. in. in. in. 



Tunis 0-8 41 4-4 1-0 



cJ . Tunis 0-85 4-2 4-6 1-2 



Moui-zouk 0-8G 4-2 4-5o Mo 



cJ . Kordolan 0-88 4-4o 4-5 1-2 



a. Ad. sk. Tuni.<. L. Fraser, Esq. [0.]. 



b. cJ ad. sk. Tunis, March 2, 1857 (Sal- F. D. Godman and 0. Sal- 



low), vin, Esqrs. [P.]. 



c. Ad.sk. MourzoukjAprilfG^ff////!*^). Gould Cnllection. 



d. Imui. sk. Nile Cataracts, Feb. IBUf) Gould Collection. 



(tT". Haiokshatc). 



e. cJ ad. sk. Kordofan. T. C. Eyton, Esq. 

 /. Ad. st. " East Africa." Purchased. 



18. Lanius grimmi. 

 Lanius grimmi, Bogdanoic, Utissian S/irikes, p. 151, pi. 4. 



Desert form. Upper part very pale grey, suffused with isabelline ; 

 lores white, without a prffiocular dark spot ; lower rump and upper 

 tail-coverts isabelline white; scapulars white; under tail-coverts 

 entirely white ; rest of underparts white with a rosy tinge. 



Adult 5 . Culmen 0-9 inch, wing 4-2, tail 4-2, tarsus 1-12. 



Hah. Turkestan, ranging into Baluchistau. 



a. ? 2 juv. sk. Baluchistan (Balm Kelat), W. T. Blanford, Esq. [C.]. 

 Feb. 3, 1872. 



19. Lanius dealbatus. (Plate TI.) 



Lanius leucopygus, Hempr. 4' Ehrenh. Srjmh. Phys., Av. i. (1828), 



{si7ie diagnos.) ; Bogdunorc, Rtissian Shrikes, p. 169. 

 Lanius pallens, Cassm, Pr. Ac. N. Sc. Phil. 1851, p. 245. 

 Lanius orbitalis, Licht. Nomencl. p. 12 ; Hempr. 4'- Ehrenh. Symh. 



Phys. (1828, sim diagnos.) : Heuglin, Orn. JV.O.-Afr. i. p. 484. 

 Lanius dealbatus, de Filippi, Rev. et Mag. Zool. 1853, p. 289 ; Bp. ibid. 



p. 294 ; id. op. cit. 1857, p. 61 ; Loche, Cat. Mannn. Ois. Alg. p. 87; 



Jerdon, op. cit. 1872, p. 114 ; Taylor, op>. cit. 1878, p. 370. 

 Lanius leucouotus, Brehm, J. f. O. 1854, p. 147. 

 Collyrio pallens, Gray, Hand-l. B. i. p. 3U1, no. 5932. 



A narrow frontal band and a broad stripe through the eye, in- 

 cluding the ear-coverts, are black ; superciliary region pale grey 

 like the crown, hind neck, mantle, back, and lesser wing-coverts ; 

 scapulars and basal half of both webs of the primaries pure white ; 

 greater part of the inner web of secondaries and a broad border 

 round the tips pure white ; lower back and upper tail-coverts, all 

 the underparts without any exception, and the two outer pairs of 

 tail-feathers pure snowy white ; the central pair of tail-feathers 

 entirely black ; the next })air slightly tipped with white. Culmen 

 0-73 inch, wing 3-95, tail 4-5, tarsus 1-1. 



