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 Plate VII. I'aues 93 94 AMERICAN BITTERN. Length, 28-00 inches. A black streak on neck; body brown and bufl'; pri- maries slate-color. SORA. Length, 8-50 inches. Adult, upper parts olive-brown, black, and white; throat and face black, breast slate, bellj^ white, flanks black and white. Young, similar, but face, tln-oat, and breast white, washed with brownish.