710 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



liegulus calendula grinnelU Palmer ( W.), Auk, xiv, Oct., 1897, 399 (Sitka, Alaska; 

 coll. U. S. Nat. Mus.).— Grinnell (J.), Auk, xv, 1898, 1.30 (Sitka, breeding); 

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

 Nov.; crit.); Pacific Coast Avifauna, no. 3, 1902, 72. — Bishop, North Am. 

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

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

 American Ornitholoc;ists' Union Committee, Auk, xviii, 1901, 308 (check 

 list no. 749((). 



R[egulus'] calmdnla grlnnellili^hijUA\Ji, Tierreich, 18 Lief., 1903, 15. 



REGULUS CALENDULA OBSCURUS Ridgway. 

 DtlSKY KINGLET. 



Similar to B. c. (/rinjielU, but .still darker; red orown-patch more 

 pinkish red; wing shorter, bill and feet larger. 



Adult male.—l^engih (skins), 99-101 (100); wing, 53.5-50 (54.6); 

 tail, 41-13.5 (42.2); exposed ciilmen, 10-10.5 (lo.l); 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. 

 Rfcjulus calemhda obscurus Ridgway, Bull. U. S. Geol. and Geog. Surv. Terr., ii, 

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

 Mus.). 

 Rlegulus'] calendula obscurus 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. ) . 

 R[egulus] obscurus Ridgway, Man. N. Am. Birds, 1887, 568. 



Genus POLIOPTILA Sclater. 



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



(Type, C. alricapUla Swainson, = Sylvia leucogastra Maximilian.) 

 Polioplila Sclater, Proc. Zool. Soc. Lond., 1855, 11. (Type, MoiacUla cwndea 



Linna?us. ) 



Very small Sylviid{« (?) (wing not more than 55 mm.) witii tail 

 equal to or longer than wing and rounded, acrotarsium distinctly 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 

 ])road at base, where its depth is onl}^ al)out half its width; exposed 

 culmen longer than middle too without claw, nearly straight for 

 basal half or more, rather abruptly decurved terminally, the tip of 



« Four specimens. ' 



^ One specimen. 



cCulicivoi-a Swainson, Zool. Journ., iii, no. 11, Dec, 1827, 359. (Type, Miisclcapa 

 stemira Temminck . ) ( Ty rannidtt'. ) 



