TROGLODYTES. 553 
a'. Tail more than three-fourths as long as wing. (Subgenus Troglodytes.) 
b'. Exposed culmen equal to or longer than middle toe, with claw. 
c’. Flanks plain dull white, like rest of lower parts, and lower tail-coverts 
very slightly, if at all, barred; above dull grayish brown, the wings 
and tail very distinctly barred with dusky; superciliary stripe and 
entire lower parts dull white, the latter tinged laterally with pale 
buffy brownish ; length about 4.50, wing 1.90-2.04 (1.95), tail 1.72- 
1.85 (1.82), exposed culmen .60-.64 (.62), tarsus .70-.81 (.76). Hab. 
Socorro Island, western Mexico. 
T.insularis Barrp. Socorro Wren.! 
ce’, Flanks pale brown or fawn-color, usually indistinctly barred with 
darker; lower tail-coverts very distinctly barred with dusky; 
above dull grayish brown anteriorly, passing gradually into a de- 
cidedly more reddish, or burnt-umber, tint on rump, wings, and 
tail, the two last barred with dusky ; lower parts nearly pure white 
(quite pure on throat), except as described above; an indistinct 
pale brownish superciliary stripe; length about 5.00, wing 2.10- 
2.20, tail 1.85-1.90, exposed culmen .60-.68, tarsus .80-.85. Hab. 
Cozumel Island, Yucatan. 
T. beani Ripaw. Cozumel Wren.? 
b?. Exposed culmen decidedly shorter than middlé toe, with claw. 
ce. No distinct superciliary stripe. 
d@. Lower parts dull white, or dull brownish white, the sides and 
chest usually tinged with pale grayish brown, and often slightly 
barred with darker. West in cavities, usually in holes of trees, 
often in “odd nooks and corners” about buildings, composed of 
dried twigs, and various sorts of “rubbish,” lined with soft 
feathers, ete. Hggs 5-7, pinkish white, light vinaceous, or 
pinkish cream-color, thickly (usually minutely and densely) 
speckled or sprinkled with reddish brown, the prevailing color 
usually nearly uniform vinaceous, with a more or less distinctly 
deeper colored wreath round larger end. 
é, Above dull umber-brown, more rusty on rump and tail, the 
back usually without distinct darker bars (often entirely 
uniform) ; length 4.25-5.25, wing 1.90-2.15 (2.02), tail 1.72~- 
2.08 (1.85), exposed culmen .46-.52 (.49), bill from nostril 
.32-.37 (.84), tarsus .60-.70 (.65). Eggs .65 xX 50. Hab. 
Eastern United States and southern Canada, west to Mis- 
sissippi Valley (Michigan to Louisiana), wintering in more 
southern portions... 721. T. aédon Vinitu. House Wren. 
é. Above grayish brown, the rump and tail more decidedly 
brown, but not distinctly rusty, the back usually dis- 
tinctly barred with darker; length 4.25-5.25, wing 2.00~ 
1 Troglodytee insularis “Barrp, MS.” Lawr., Ann. Lye. N. Y. x. 1871, 3. 
2 Troglodytes beanit Rivew., Descr. N. Sp. B. Cozumel, Feb. 26, 1885, 1. 
70 
