The plumage is white, except the primaries, which are black, and a black plume, formed by the secondaries, tertials and lower scapulars, and richly glossed with bronze, blue and green, which curves gracefully over the hind-quarters. [Please select]
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These two specimens, when compared with series of specimens from the Philippines and Sumatra, fitted into a clinal progression of increasingly rufous tertials toward Sumatra. [Please select]
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Crown and foreback _bluish_ black; sides of head and neck grayish white; tertials with _distinct_ black marks rounded at end. [Please select]
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Specimens from Java were paler gray ventrally and their tertials were more nearly white. [Please select]
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_ _Hindhead_ and _nape_ same color as back; inner margins of tertials buff. [Please select]
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Hindhead, nape, and foreback same _color as breast_; inner margins of tertials _white_. [Please select]
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Brownish yellow; wings, tail, and crown black; exposed part of tertials white. [Please select]
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