486 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



Cistothorus stellaris (not Troglodytes stellaris Naumann) Sclater, Cat. Am. Bmlr. 

 1862, 22, part (Dueiias).— Sumichrast, Mem. Bost. Soc. N. H., i, 1869, 545 

 (near Orizaba, Vera Cruz). 



Cistothorus polyglottus (not Tliryothorus polyglottus Vieillot) Salvin and God- 

 man, Biol. Centr.-Am., Aves, i, 1880, 105, part (Orizaba; Lake of Dueiias 

 and summit of Volcan de Agua, Guatemala). — Sharps, Cat. Birds Brit. 

 Mus., vi, 1881, 245, part (Duenas). 



Clistothorus'] polyglottus Ridgway, Man. N. Am. Birds, 1887, 556, part. 



Cistothorus polyglottos Chapman, Bull. Am. Mus. N. H., x, 1898, 24 (Jalai>a, 

 Vera Cruz; crit. ). 



CISTOTHORUS POLYGLOTTUS LUCIDUS Ridgway. 

 PANAMA MARSH "WREN. 



Similar to C. jh elegans, but coloration brio-hter and more rufescent; 

 adults with white streaks on back broader, more purel}- white; young 

 with general color much more stfongl}^ rufescent (the rump and upper 

 tail-coverts dull russet or cinnamon instead of wood brown, the sides, 

 flanks, and under tail-coverts cinnamon, or deep buffy cinnamon, in- 

 stead of pale wood brown; tail longer. 



Adult maZ6^— Length (skin), 106.5; wing, 42.5; tail, M; exposed 

 culmen, 11; tarsus, 17.5; middle toe, 12.5. 



Isthmus of Panama (Boquete, Chiriqui; Bugaba, Veragua). 



Cistothorus elegans (not of Salvin and Godman) Salvin, Proc. Zool. Soc. Lond., 



1870, 182 (Bugaba, Veragua).— (?) Zeledon, Cat. Aves de Costa Rica, 1882, 3. 

 [Cistothorus'] elegans Sclater and Salvin, Nom. A v. Neotr., 1873, 7, part 



(Veragua). 

 Cistothorus polyglottus elegans Banc4s, Proc. New Engl. Zool. Club, iii, Jan., 1902, 



53 (Boquete, Chiriqui, 5,000ft. alt.). 

 Cistothorus polyglottus (not Tliryothorus j)olygloUus Vieillot) Salvin and Godman, 



Biol. Centr.-Am., Aves, i, 1880, 105, part (Chiriqui, Veragua).— Sharpe, Cat. 



Birds Brit. Mus., vi, 1881, 245, part (in synonymy).— (?) Zeledon, Proc. 



U. S. Nat. Mus., viii, 1885, 105 (Costa Rica); Anal. Mus. Nac. Costa Rica, i, 



1887, 106 (do). 

 Clistotlwrusl polyglottus Ridgway, Man. N. Am. Birds, 1887, 557, part. 

 Cistothorus polyglottus lucidus Ridgway, Proc. Biol. Soc. Wash., xvi, Nov. 30, 



1903, 169 (Boquete, Chiriqui, Panama; coll. E. A. and O. Bangs). 



Genus TELMATODYTES Cabanis. 

 Telmatodyt es 'I Cab Am)<, Mus. Hein., i, 1850, 78. (Type, CertJiia jKdustrisYiilson.) 

 Small Troglodytidffi (wing 40-50 muL) with inner toe more united 

 to hallux than to middle toe; exposed culmen equal to or longer than 

 middle toe (without claw); depth of bill at frontal antia^ less than one- 

 third the distance from nostril to tip of maxilla; tail graduated for 

 much less than one-third its length, and back streaked with black and 

 white but pileum not streaked. 



Bill shorter than head, slender, much compressed for anterior half, 



« " reXiia Marsehland." 



