Volume 17, Number 3 (1949)

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Notes On Some Tropical American Skippers (Lepidoptera, Rhopalocera, Hesperiidae)
H. A. Freeman

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Transfer Of Texas Species Of Petalostemum To Dalea (Leguminosae)
Lloyd H. Shinners

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The Genus Dalea (Including Petalostemum) In North-Central Texas
Lloyd H. Shinners

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Notes On Winter Feeding Habits Of North Texas Bobwhites
Fred H. Wagner

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The Disappearance Of Plant Species From The Range In Texas
V. L. Cory

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William D. Moore (1824-96), Amateur Geologist Of Mississippi
S. W. Geiser

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Notes [On Arenaria, Delphinium, And Asclepias]
Lloyd H. Shinners

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Fusion 0f Internal Carotid Arteries In The Dogfish, Squalus Acanthias
Joseph P. Harris Jr.