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INTRODUCTION
xiii

following eight cases as I was not able to decide anything about them with the material or literature at my disposal, viz.:—

Phalacrocorax sp. Lydekker New Zealand.
Anser sp. Lydekker England.
Cygnus sp. Lydekker Malta.
Gallus sp. Lydekker New Zealand.
Gallus sp. Lydekker Central Germany.
Phasianus sp. Lydekker Germany.
Perdix sp. Issel Italy.
Tetrao sp. Issel Italy.
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