PERCHING BIRDS 
717a. Canon Wren. Catherpes mexicanus 
conspersus. 
Range. — Rocky Mountain region and west to 
the Sierra Nevadas; north to Wyoming and 
Idaho and south to New Mexico and Arizona. 
The Canon Wrens are uniform rusty brown 
all over except the large sharply defined white 
throat patch; the underparts, wings and tail 
are barred with black, and the back is specked 
with white. Their name is well chosen for 
they are found abundantly in rocky canyons, 
ravines, and side hills. They nest in crevices 
or caves among the rocks, placing their nests 
in small niches; they are made of twigs, leaves, 
grasses and feathers, and the three to six eggs, 
which are laid from April to June according to 
locality, are white, sprinkled and blotched with 
reddish brown and lilac. Size .72 x .52. 
717b. Dotted Canon Wren. Catherpes 
mexicanus punctulatus. 
Carolina Wren 
Range. — Pacific coast from Oregon to Lower California. 
The habits and eggs of this coast form of the White-throated Wren do not 
1 ary in any particular from those of the preceding variety. 
718. Carolina Wren. Thryothorus ludo- 
vicianus ludovicianus . 
Range. — Eastern United States, breeding from the Gulf to 
southern New England and Illinois; resident in the greater 
part of its range. 
These loud-voiced songsters are well known in the south 
where they are very abundant, being found along banks of 
streams, in thickets, along walls, or about brush heaps. They 
nest in almost any suitable nook or corner, in hollow trees 
or stumps, bird boxes, about buildings, and in brush or 
bushes. When in exposed positions, the nest, which is 
made of all sorts of trash, is arched over; the eggs, which 
are laid from March to June, and frequently later, as sev- 
eral broods are sometimes reared in a season, are white, 
profusely specked with light reddish brown and purplish. 
Size .74 x .60. 
718a. Florida Wren. Thryothorus ludovicianus 
miamensis. 
Range. — Southern Florida. 
A similar bird to the last but darker above and brighter 
below. Its eggs are not distinguishable from those of 
the last. ' 
718b. Lomita Wren. Thryothorus ludovicianus 
lomitensis. 
717a— 719a 
Range. — Southern Texas. 
This sub-species is abundant along the Lower Rio 
Grande in southern Texas, where its habits are the same as 
those of the others and the eggs are not distinctive, 
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