The birds of New Guinea and the adjacent Papuan islands, including many new species recently discovered in Australia: Part IV

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Blue-black Kingfisher plate 56
Blue-black Kingfisher plate 56
Plate depicting: Todiramphus nigrocyaneus quadricolor (Oustalet, 1880) -- Blue-black Kingfisher. Alternate name, as printed: Halcyon quadricolor -- Four-coloured kingfisher
Blue-black Kingfisher plate 57
Blue-black Kingfisher plate 57
Plate depicting: Todiramphus nigrocyaneus (Wallace, 1862) -- Blue-black Kingfisher. Alternate name, as printed: Halcyon nigrocyanea -- Black-and-blue kingfisher