Author: Rehn, J.A.G., & Grant, H.J., Jr., 1957.:
Title: The genus Paratettix as found in North America (Orthoptera; Acridoidea; Tetrigidae).
Description: Proc. Acad. Nat. Sci. Philadelphia, 109: pp. 247-319, 38 figs., 3 maps, 5 tabs., notes & refs. Large 8vo. Extract, plain new wrappers, uncut.

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