66 CORVIDiE. 



Sul)3p. a. Pica leucoptera. 



Similar to P. pica, but having tho white on the quills extended 

 sometimes to the very tip of the inner web, never reaching less 

 than to 0-3 inch of the tip ; on the throat the base of the feathers 

 white ; tail iu adult bird coppery green. (For measurements, see 

 resume of specimens, ante), p. 64.) 



Hab. Turkestan, Thibet, and Ladak. 



a. AJ.sk. [E.Siberia]*. J. Gould, Esq. (Type of species.) 



b. S ad. sk. Turkestan {Sevcrtzoff). J. CTOuld, Esq. 



c. Ad. sk. Thibet {Hay). J. Gould, Esq. 



d. Ad. sk. Ladak. Pui-chased. 



2. Pica mauritanica. 



Pica mauritanica, 3Ialh. Mem. Soc. If. X. Moselle, Metz, 1845, p. 7 ; 

 Levaill.jiai. Exp. .S'c('. Ahjer. Ois. pi. 8; JBp. Cvnsp. i. p. 383; Schl. 

 Mus. P.-B. Coraces, p. 41 ; Lovhe, E.vpl. Sci, Alyer. Ois. p. 41 ; 

 Gray, Hand-l. B. ii. p. 13 ; Dresser, B. Eur. part xxii. ; Irhy, B. 

 Gibr. p. 129. 



Adult. Above glossy black, ^vith a very distinct shade of oil-green 

 on the back and scapulars ; lower back, rump, and upper tail-coverts 

 purplish black ; scapulars pure white ; entire crown and nape dull 

 metallic oil-greeu, glossed with purple shades ; "wing-coverts dull oil- 

 green, the greater series glossed with purplish blue near the base ; 

 quills purplish blue, internally more or less golden-green, the inner 

 webs blackish, excepting the innermost secondaries, which are en- 

 tirely purplish blue, the primaries externallj- dull green, the inner 

 webs for the most part white, the bases and tips blackish, the latter 

 glossed with green ; tail dull green, purplish at tip and inclining to 

 purple or to blue on the edges of the feathers, with a faint subter- 

 minal shade of copper, very indistinct ; entire sides of head and neck, 

 throat, and fore neck dull greenish black, the throat with hair-like 

 whitish shafts ; breast white ; lower abdomen, vent, under wing- and 

 under tail-coverts and thighs black ; behind the eye a bare space of 

 bright cobalt-blue ; bill and legs black ; iris brown. Total length 

 17 inches, culmen 1-5, wing 6-2, tail 9*5, tarsus 1-9. 



Uab. Algeria and Morocco. 



a. Ad. sk. Algeria. J. Gould, Esq. 



b. Ad. sk. Algeria. G. Munby, Esq. [P.]. 



c. Ad. St. Algeria. Purchased. 



d. Ad. sk. Algeria. Purchased. 



3. Pica nnttalli. 



Corvus nuttalli, Aaditb. Orn. Biogr. iv. p. 450; id. B. Amer. pi. 302. 

 Pica nuttalli, Atiduh. B. Amer. roy. 8vo, iv. p. 104, pi. ccxxviii. ; 



Gray, Gen. B. ii. p. 3J4; Bp. Consp. i. p. 303; Netcb. Pacif. Rail. 



Rep. vi. p. 84, pi. 26 ; Baird, B. N. Amer. p. 578, pi. 26 • Gray, 



Hand-l. B. ii. p. 10 ; Cooper, Orn. Calif, p. 205. 



* Locality doubtless erroneous. 



