. The birds of eastern North America known to occur east of the nineteenth meridian .. . Kump and npper tail coverts, barred with black; bill, shorter than middle toe (without claw). Short-billed Harsh \\ ren. Cistotkorus Xo. Rump and tail coverts, without black bars; bill, longer than middle toe (withoutclaws). Long-billed Marsh Wren. Cistuthonis and No. 543. 314 KEY TO THE BIRDS OF EASTERN NORIH AMERICA.

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