. A monograph on the anatidae, or duck tribe. basin elevatum, adCaput parvum, et cristatum maribus. Cauda brevis et acuta. Remiges large, with the posterior toes small, and crested in the Bill elevated at the base,male. Tail short, sharp. Ext. longfe. An at. Char. Ext. towards the long. Anat. Char. Unknown. Anas. Linn. Fuligula. Gould. Macro-pus. Nuttall. Polvsticta nobis. Type. Polysticta stelleri. After we bad proposed Polysticta as a new generic name for the Western Duck, we foundthat Nuttall, in his Amer

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. A monograph on the anatidae, or duck tribe. basin elevatum, adCaput parvum, et cristatum maribus. Cauda brevis et acuta. Remiges large, with the posterior toes small, and crested in the Bill elevated at the base,male. Tail short, sharp. Ext. longfe. An at. Char. Ext. towards the long. Anat. Char. Unknown. Anas. Linn. Fuligula. Gould. Macro-pus. Nuttall. Polvsticta nobis. Type. Polysticta stelleri. After we bad proposed Polysticta as a new generic name for the Western Duck, we foundthat Nuttall, in his American Ornithology, had also made it into a new genus. Which name hasthe priority we are uncertain ; but that proposed by Mr. Nuttall (Macropus) having been used asa generic appellation to a genus of kangaroos, cannot stand. Our own, therefore, is that whichwe have placed at the head of this genus. ]?! ] 5ti Affinity. The long tertiary feathers and the form of the hill in this genus evidently pointout a near affinity to Somateria,. 57

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Keywords: ., bookauthorlearedwa, bookcentury1800, bookdecade1830, bookyear1838