Author: Lussi M. & Smith G.,
Title: Cystiscidae in South Africa
Description: 1999. Part 1: Genus Gibberula, Persicula & Canalispira - Part 2: Genera Plesiocystiscus, Crithe, Cystiscus & Granulina. Privately printed. 2 vols., in 4to, pp. 21; 19. Each species illustrated in color.

Keywords: shells molluscs


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