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Further notes on the ornithology of the Lower Rio Grande of Texas
from observations made during the spring of 1878
Bulletin of the United States Geological and Geographical Survey of the Territories
by George B. Sennett ; edited, with annotations, by Elliott Coues.
Reprinted from: Bulletin of the United States Geological and Geographical Survey of the Territories, volume 5, number 3, 1879.