7lO BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



Regulus calendula grinnelli Palmek (W.), Auk, xlv, Oct., 1897, 399 (Sitka, Alaska; 

 coll. TJ. S. Nat. Mus. ) .— Grinnkll ( J. ) , Auk, xv, 1898, 130 (Sitka, breeding) ; 

 Condor, iii, 1901, 48 (Pescadero Creek Canyon, San Mateo Co., California, 

 Nov.; crit.); Pacific Coast Avifauna, ho. 3, 1902, 72.— Bishop, North Am. 

 Fauna, no. 19, 1900,' 93 (Skagway, Haines, Glacier, and Sitka, Alaska).— 

 Osgood, North Am. Fauna, no. 21, 1901, 50 (Queen Charlotte Islands).— 

 American Ornithologists' Union Committee, Auk, xviii, 1901, 308 (check 

 list no. 749a). 



Elegulus} calendula grinnelli Hellmayr, Tierreich, 18 Lief., 1903, 15, 



REGULUS CALENDULA OBSCURUS Ridgway. 

 DUSKY KINGLET. 



Similar to H. c. grinnelli, but still darker; red crown-patch more 

 pinkish red; wing shorter, bill and feet larger. 



Adult «ja/«.— Length (skins), 99-101 (100); wing, 63.5-56 (54.6); 

 tail, 41-43.5 (42.2); exposed culmen, 10-10.5 (10.1); tarsus, 19.5-20 

 (19.8); middle toe, 9-10 (9.5).'' 



Adult female. — Length (skin), 99.5; wing, 50; tail, 39; exposed cul- 

 men, 10; tarsus, 20; middle toe, 9.5.* 



Guadalupe Island, Lower California. 



Regulus calendula ohscurus Eidgway, Bull. U. S. Geol. and Geog. Surv. Terr., ii, 

 no. 2, Apr. 1, 1876, 184 (Guadalupe I., Lower California; coll. U. S. Nat. 

 Mus.). 



R[eguhis'\ calendula ohscurus Hellmayr, Tierreich, 18 Lief., 1903, 15. 



Regulus obscurus Ridgway, Bull. Nutt. Orn. Club, ii, July, 1877, 59, 61; Nom. N. 

 Am. Birds, 1881, no. 31. — American Ornithologists' Union, Check List, 

 1886, no. 750.— Bryant, Bull. Cal. Acad. Sci., no. 6, 1877, 314 (habits; descr. 

 song, nest, eggs, etc.). 



Rlegulus} obscurus Eidgway, Man. N. Am. Birds, 1887, 568. 



Genus POLIOPTILA Sclater. 



Culicivora (not of Swainson, 1827 «) Swainson, Classif. Birds, ii, 1837, 243. 



(Type, C. atricapilla Swainson, = Sylvia leucogasira Maximilian.) 

 PoKopfa'fa Sclater, Proc. Zool. Soc. Lond., 1855, 11. (Type, Motacilla ca^rulea 



Linnaeus. ) 



Very small Sylviidse (?) (wing not more than 55 mm.) with tail 

 equal to or longer than wing and i-ounded, acrotarsium distinctl}' scu- 

 tellate, color plain bluish gray above and white or pale gray beneath, 

 the tail black with more or less of white on outermost rectrices. 



Bill decidedly shorter than head, slender, depressed and rather 

 broad at base, where its depth is only about half its width; exposed 

 culmen longer than middle toe without claw, nearly straight for 

 basal half or more, rather abruptl}' decurved terminally, the tip of 



o Four specimens. 

 6 One specimen. 



"Oulicivora Swainson, Zool. Journ., iii, no. 11, Dec, 1827, 359. (Type, Musclcapa 

 sfenuraTemminck.) (Tyrannidse. ) 



