356 BULrETIN 50, UNITED STATES NATIONAL MUSEUM. 



light cerulean or turquoise blue, the secondaries and tail, however, 

 nearly as deep blue as in C. s. steUeri. Young much paler and 

 browner than that of G. s. stelleri. 



Adult mafe.— Length (skins), 284.5-297 (291); wing, 14^149..5 

 (14:6.5); tail, 133.5-139.5 (136); exposed culmen, 27.5-30.5 (29.5); depth 

 of bill at nostrils, 9.5-10 (9.9); tarsus, 41-44.5 (42); middle toe, 23-25 

 (24)." 



Admit female.— h&ngt\x (skins), 256-292 (284); wing, 136-145 (140.5); 

 exposed culmen, 25.5-27.5 (26); depth of bill at nostrils, 8.5-9 (8.9); 

 tarsus, 38-41 (40.5); middle toe, 23-23.5 (23.1).* 



Sierra Nevada and San Bernardino ranges and mountains of northern 

 Lower California (San Pedro Martir Mountains). (Intergrading with 

 C. s. carbonata in southern portion of southern Coast Range and on 

 eastern slope of northern Coast Range.) 



Oyanocorax steUeri (not Corvus stelleri Gmelin) Gambel, Proc. Ac. Nat. Sci. Phila., 



1847, 201, part (California). 

 Oyanura stelleri Baikd, Eep. Pacific E. R. Surv., ix, 1858, 581, part (Fort Tejon, 



California); Cat. N. Am. Birds, 1859, no. 435, part. — Heeemann, Bep. 



Pacific B. E. Surv., x, pt. vi, 1859, 55 (Warner's Banch, etc., California).— 



Xantus, Proc. Ac. Nat. Sci. Phila., 1859, 192 (Fort Tejon, California).— 



Feilneb, Ann. Bep. Smithson. Inst, for 1864 (1865), 427 (Fort Crook, n. e. 



California; habits). — Cooper, Orn. Cal., 1870, 165, part. 

 Oyanurus stelleri Nelson, Proc. Bost. Soc. N. H., xvii, 1875, 360 (Nevada, Cali- 

 fornia). 

 Cyanocitla stelleri Gambel, Journ. Ac. Nat. Sci. Phila., 2d ser., i, 1847, 45, part 



(California). — Newberry, Eep. Pacific E. E. Surv., vi, pt. iv, 1857, 85, part 



(California). — Sharpe, Cat. BirdsBrit. Mus., iii, 1877, 108, part (California). 

 (?) Garrulus coronaius (not of Swainson) Schlegel, Mus. Pays-Bas, Coraces, 



1867, 63, part (California). 

 Cyanura stelleri var. frontalis Eidgway, Am. Journ. Sci., 3d ser., v, Jan., 1873, 



41, 43 (Sierra Nevada, near Carson City; coll. U. S. Nat. Mus.); Bull. 



Essex Inst., vii, 1875, 37 (Carson City). — Baied, Brewer, and Eidgway, 



Hist. N. Am. Birds, ii, 1874, 279, pi. 39, fig. 2.— Bendire, Proc. Bost. Soc. 



N. H., 1877, 126 (California; descr. eggs). 

 Cyanura stelleri . . var. frontalis Coues, Check List, 1873, no. 235ft. — Henshaw, 



Bep. Orn. Spec. Wheeler's Surv., 1876, 252 (Tejon Mts., Walkers Basin, 



Mount Whitney, and near Kernville, s. California) . 

 Oyanura stelleri frontalis Eidgway, Bull. Essex Inst., vi, Oct., 1874, 173 (Sierra 



Nevada). 

 C[i/anura'] stelleri frontalis Henshaw, Orn. Bep. Wheeler's Surv., 1879, 307 (e. 



slope Sierra Nevada; crit.; descr. young). 

 {Oyanurus steUeri var. macrolophus'] b. frontalis Coues, Birds N. W., 1874, 215 



(synonymy) . 

 Oyanura stelleri . . . §. frontalis Eidgway, Orn. 40th Parallel, 1877, 523 (Sierra 



Nevada; habits, etc.). 

 Cyanura var. frontalis Henshaw, Ann. Eep. Wheeler's Surv., 1877, 1305 (e. slope 



Sierra Nevada). 

 Oyanura frontalis Eidgway, Orn. 40th Parallel, 1877, 319, 333, 336, 347, 388. 

 [Oyanocitta'] stelleri \a,r. frontalis Boucard, Catalogus Avium, 1876, 279, no. 8732 



(California). 



t Four specimens. * Four specimens. 



