Author: Kevan, D.K.McE., 1977.:
Title: Superfam. Acridoidea, Fam. Pyrgomorphidae. [Orthopterorum Catalogus, ed. M. Beier, Pars 16.]
Description: The Hague: W. Junk, 1977. 8vo. Pp. iv,656,[8], refs., indices; 8 pp. of corrigenda and errata loosely inserted. Orig. wrappers.

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