484 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



DEBS, Biol. Eev. Ont., i, 1894, 51 (near Toronto, breeding; habits, song, 

 etc.).— Allen (F. H.), Auk, xii, 1895, 89 (Stookbridge, Berkshire Co., 

 Massachusetts, summer resident) . — Nash, Auk, xiii, 1896, 347 (Toronto, Aug. , 

 June). — Butler, Birds Indiana, 1897, 1124 (breeding in northwestern coun- 

 ties). — Knight, Auk, xvi,1898, 281 (near Bangor, Maine, breeding). — Beyee, 

 Trans. Louis. See. Nat. for 1897-99 (1900), 42 (Louisiana, winter resident). — 

 Faxon and Hoffmann, Birds Berkshire Co., Mass., 1900, 13 (summer resi- 

 dent). — Preble, North Am. Fauna, no. 22, 1902, 128 (Norway House, Kee- 

 watin, June 20).— Bailey (Florence M.), Handb. Birds W. U. S., 1902, 450. 



Cesloihorus stellaris Trippe, Proc. Bost. Soc. N. H.,xv, 1872, 236 (Decatur and 

 Mahaska counties, Iowa, breeding). 



Thryothorus stellaris Tuenbull, Birds E. Penna. and New Jersey, 1869, 27; 

 Phila. ed., p. 20. 



Troglodytes brevirostris Nuttall, Man. Birds E. U. S. and Canada, i, 1882^ 436 

 (e. Massachusetts; cites: "Read in Acad. Nat. So. Phila. Transactions of the 

 American Academy, V, p.98, withafigure") ;«2ded., i, 1840, 439.— Audubon, 

 Orn. Biog., ii, 1834, 427; Synopsis, 1839, 77; Birds Am., oct. ed.,ii, 1841, 138, 

 pi. 124.— Bonaparte, Geog. and Comp. List, 1838, 11; Consp. Av:, i, 1850, 

 222.— Hoy, Proo. Ac. Nat. Sci. Phila., 1853, 312 (Wisconsin). 



Oistothorus brevirostris Sclater and Salvin, Ibis, 1859, 8. 



CISTOTHORUS POLYGLOTTUS ELEGANS (Sclater and Salvin). 



GUATEMALAN MARSH WREN. 

 t 



Similar to O. stellaris, but with shorter wing, longer tail, bill, tarsi, 

 and toes, and paler, duller coloration, and with the rump immaculate 

 brown. 



Adults in spring and summer. — Pileum and hindneck light broccoli 

 brown, or hair brown, the former with a greater or less number of nar- 

 row paler (sometimes whitish) streaks and broader blackish ones along 

 sides of forehead and crown; back (interscapulars) dull black, broadly 

 streaked with dull white, some of the feathers with more or less of light 

 brown on outer webs; scapulars light brown, with more or less distinct 

 mesial streaks of paler, and sometimes barred or spotted with dusky; 

 rump plain light brown,* the upper tail-coverts similar, but indistinctly 

 barred with dusky; tail light brown (varying from cinnamon to broc- 

 coli), more or less broadly barred with black, the bars sometimes 

 narrow and separated, oftener confluent along the median line of the 

 rectrices, the inner webs uniform black or dusky, except terminal 

 portion;, wings pale brown, transversely spotted with black or dusky, 

 this predominating on tertials; sides of head, including superciliary 

 region, dull white or brownish white, finely and indistinctly streaked 

 with grayish bi-own, the superciliary and auricular areas sometimes 

 separated by an indistinct postocular streak of grayish brown; under 

 parts dull white, passing on sides, flanks, and under tail-coverts into 



"The correct citation is: Mem. Am. Ac. Arts and Sciences, new ser., i, 1833, 98. 

 b Varying from cinnamomeous wood brown, or almost cinnamon, in fresher plum- 

 age, to Isabella color or almost broccoli brown in more worn plumage. 



