364 KORTII AM E RICA y BIRDS. 



Ge\us PICICORVUS Bonaparte. (Pago 351, pi. XCIX., fig. 1.) 



Species. 



Adult: Uniform ash-gray, becoming white on fore-part of bead; wings and 

 two middle tail-feathers glossy black, the secondaries broadly tipped with white ; 

 tail, except middle feathers, mainly white. Young : Similar to adult, but colors 

 duller and browner. Length about 12.00-13.00, wing 7.10-8.00, tail 5.10-5.40. j\'cst 

 in coniferous trees (sometimes in cavities), bulky, composed of dried twigs, lined 

 with rootlets, etc. 1^'j'js 1.33 X .92, dull white, sparingly speckled, chiefly on larger 

 end, with brown and jjurplish gray. Hub. Higher coniferous forests of western 

 North America; north to Putnam Ri%-er, Alaska, south to Arizdiia. cast to (and in- 

 cluding) Eocky ilountains... 491. P. columbianus (Wils.). Clarke's Nutcracker. 



Genus CYANOCEPHALUS Bonaparte. (Page 351, pi. XCIX., fig. 2.) 



Species. 



Adult : Uniform grayish blue, becoming deeper blue on head, the throat bright 

 blue, streaked with M'hite. Young: Uniform dull grajish blue, lighter beneath. 

 Length about 10.00-11.75, wing 5.70-G.OO, tail 4.80-4.85. JS^est in pifion trees, 5-10 

 or more feet up, bulky, composed of shreds of piiiou, cedar, and sage-brush bark, 

 grass- and weed-stalks, small twigs, etc. Eggs 3-5, 1.19 X -87, pale greenish blue 

 or bluish or greenish white, thickly but finely speckled with olive-brown. Half. 

 Plateau region of western liorth America, chiefly between Rocky Mountains and 

 Sierra Nevada, entirely across United States. 



492. C. cyanocephalus (Wikd). Pinon Jay. 



Family STURNID^.-^Tiie Starlings. (Page 322.) 

 Genera. 

 (Characters same as those given for the Family) Sturnus. (Page 3C4.) 



Genus STURNUS Linn.eus. (Page 3G4, pi. C, fig. 3.) 



Species. 



Adult in summer (scxca alike): Glossy greenish and pur]ilish black, speckled, 

 more or less extensively and conspicuously, with light bufl^y brown and whitish; 

 greater wing-coverts, secondaries, quills, and tail-feathors edged with light brown- 

 ish buff"; bill yellow. Adult in winter : Light brown (on upper parts) and whitish 

 (on lower parts) spotting much more conspicuous than in summer, often obscuring 

 or nearly concealing the underlying glossy green and purple ; bill blackish. Young : 

 Plain graj-ish brown, the throat whitish, edges of greater wing-coverts, secondaries, 

 quills, and tail-feathers light .lull bully. Length about 7.50-8.50, wing 5.00-5.10, tail 



