. The water birds of North America . Smnmcr adult. ing more or less of a longitudinal patch on each side of the back ; inner greater coverts and secon-daries also usually tipped with white. Forehead ami hues more or less conspicuously ornamentedw:ith delicate acuminate white feathers, a few of which, narrower and more thread-like, extendbackward in a narrow streak from the rictus across the cheeks, while a more conspicuous line of

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Keywords: ., bookcentury1800, bookdecade1880, booksubjectbirds, bookyear1884