418 BULLETIK 50, UNITED STATES NATIONAL MUSEUM. 



[Ptecila'] rufescens Bonapaete, Consp. Av., i, 1850, 230. 



Plariis'] (Poecile) rufescens rufescens Hellmaye, Tierreich, 18 Lief., Mar., 1903, 73. 

 Parus aitchensis Kittutz, in Lutkd'a Voy. Le Seniavine, 1836, 268, in text (Sitka, 

 Alaska; nomen nudum); Denkw., i, 1858, 200 (nomen nudum). 



PENTHESTES RUFESCENS NEGLECTUS (Ridgway). 

 NICASIO CHICKADEE. 



Similar to P. r. rufescens but with much less of chestnut on sides 

 and flanks, which exteriorly are pale gray, the chestnut also paler and 

 duller. 



Adult male.— LeTi^\i (skins), 105-114.6 (110.7); wing, 68-64(60.8); 

 tail, 48-52.5 (60.1); culmen, 9-9.5 (9.2); tarsus, 16.5-17 (16.7); middle 

 toe, 9.5-10 (9.8).« 



Adult female. — Length (skin), 108.5; wing, 68; tail, 46.5; culmen, 

 9; tarsus, 16.5; middle toe, 9.5.' 



Marin County, California. 



Parus rufescens (not of Townsend) Beewstee, Bull. Nutt. Orn. Club, iii, 1878, 

 20 (Nicasio, Marin Co., California; deacr. young). — Gadow, Cat. Birds Brit. 

 Mus., viii, 1883, 34, part (California). 



Parus rufescens /3. negkctus Eidgway, Proo. U. S. Nat. Mus., i. May 22, 1879, 

 485 (Nicasio, Marin Co., California; coll. U. S. Nat. Mus.). 



[Parus rufescens} /S. neglectus Eidgway, Proc. CJ. S. Nat. Mus., i, 1879, 486 

 (synonymy). 



Parus rufescens neglectus Allen, Bull. Nutt. Orn. Club, v, Apr., 1880, 89. — Eidg- 

 way, Proc. TJ. S. Nat. Mus., iii, Aug. 24, 1880, 169, 215; Norn. N. Am. Birds, 

 1881, no. 46a. — Coues, Check List, 2d ed., 1882, no. 51. — Ameeican Oeni- 

 THOLOGisTs' Union, Check List, 1886, no. 741a, part. — Geinnell ( J.) , Pacific 

 Coast Avifauna, no. 3, 1902, 71. 



P[aTOs] •rtt/escens neglectus Eidgway, Man. N. Am. Birds, 1887, 564, part. 



Plarasi r\ufescens] neglectus? Coues, Key N. Am. Birds, 2d ed., 1884, 267. 



Plamsl r\ufesce)ia'] neglectus Bailey (Florence M. ), Handb. Birds W. U. S., 

 1902, 459. 



Prams'] {Poecile) rufescens neglectus Hellmaye, Tierreich, 18 Lief., Mar., 1903, 

 73, part. 



PENTHESTES RUFESCENS BARLOWI (Grinnell). 

 BARLOWS CHICKADEE. 



Similar to P. r. neglectus, but sides and flanks wholly pale gray (very 

 rarely with a faint rusty tinge on outer posterior portion of flanks). 



Adult male.— LiW^th. (skins), 108.5-115 (112.6); wing, 57-64 (60.1); 

 tail, 46-54 (50.3); culmen, 9-10 (9.2); tarsus, 16-16.5 (16.3); middle 

 toe, 9.5-10.6 (10.1).<= 



Adultfemale.—L&ngih {skins), 108-114(111.4); wing, 57-61.5(59.4); 

 tail, 48.6-52 (50.2); culmen, 8.6-9.6 (8.9); tarsus, 15.5-16.5 (16.1); 

 middle toe, 9.5-10 (9.8).'^ 



«Five specimens, 6 One specimen, c Ten specimens. <* Seven specimens. 



