Author: Predtechensky, S.A., 1928.:
Title: The locust species (Acrididae, Oprthoptera), Lower Volga region. [Comment. Inst. Astrachan. Defens. Plant., 2(1).]
Description: Astrachan. 8vo. Pp. 116, 3 figs., errata slip, refs. Orig. wrappers. One corner a bit bumped. - Russian text with English summary. Rare.

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