552 NORTH AMERICAN BIRDS. 



.42, tarsus .80-.90. Hab. Western Mexico (mainland, Mazatlan 

 to Oaxaea). 



T. felix ScL. Happy Wren.' 



cP. Lower parts white, the sides and flanks tinged with ochraceous; 



sides of head (below upper margin of ear-coverts) immaculate 



white, or else very indistinctly streaked ; black line along side 



of throat indistinct or (usually) altogether wanting; length 



about 5.50-5.75, wing 2.30-2.45, tail 2.30-2.45, bill from nosn-il 



.45-.48, tarsus .80. Hah. Tres Marias Island.'), western Mexico. 



T. lawrencii (Ridgw.). Tres Marias Wren.^ 



c'. Chest and breast spotted with black. 



d'. Back umber-brown, top of head deep russet ; tail light brown, 

 broadly barred with black ; flanks umber-brown, 

 e'. Less intense brown above, flanks rather paler brown, and less 

 heavily spotted on chest, etc.; wing 2.20-2.40, tail 1.95- 

 2.10, exposed culmcn .55-.62, tarsus .85-.90. Hab. South- 

 ern Mexico (Oaxaea. Tohuantepec, Orizaba, etc.). 



T. maculipectus Lafr. Spotted-breasted Wren.' 

 e". More intense brown above and on flanks, and more heavily 

 spotted on chest, etc. ; wing 2.30-2.50, tail 2.05-2.20, ex- 

 posed culmcn .65-68, tarsus .85-.90. Hab. Guatemala (also 

 Honduras and Nicaragua, and Salvador?). 



T. maculipectus umbrinus RiDOW. Umber Wren.' 

 d}. Back lighter, more grayish, brown (nearly a hair-brown tint); top 

 of head light russet-brown ; tail brownish gray, broadly barred 

 with black ; flanks pale brown. 



Breast, etc., rather sjiarselj- spotted, as in T. maculipectus 

 proper; wing 2.30-2.35. tail 2.10-2.15, exposed culmcn .62, 

 tarsus .80-.85. Hab. Yucatan. 



T. maculipectus canobrunneus Ridgw. Temax Wren.' 



Genus TROGLODYTES Vieillot. (Page 540, pi. CXXI., figs. 7, 8.) 



Species. 



Common Characters. — Above brown, more or less distinctly barred with 

 darker on wings and tail (sometimes on back also) ; beneath varying from mostlj', 

 or entirely, white, to deep brownish, plain, or (usually) more or less varied (chiefly 

 on posterior portions) with darker and lighter bars or specks. 



1 Thrynthorutfclix PcL., P. Z. S. 1850, .S71. 



» Thr^i.lhorui, /cli.T /J. lawrencii Rinow., Bull. Nutt. Cm. Club, iii. Jan. 1S78, 10. Thryo(horu> latcrcncii 

 Salv. a Gomi., Biol. Ccntr.-Am. i. Apr. 18S0, 9.1. 



> nrgothorui, mnculipcchi, Lafr., Rev. Zool. ISl.l, .rig. ' 



* New Fub!»peciefl. ITondurns ppocimcns nrc probnbly refcrnble to this form, but T hnvc not bcrn nblo to 

 examine any from that country. An example from "Central America" (probably from Nicaragua) collected by 

 F. Hicks (Xat. Mus. No. ■lO!)".')) agrees closely with the dnrkcr-coloreil examples from Ouatomala, but the 

 Bpottini; on brcoiit is still heavier and apparently extends backward over whole abdomen. 



' NciT subspecies; type No. I0C243, U. S. Nat. Mus., Tcmax, Yucutun, G. F. Uaumer. 



