Author: Raybaudi Massilia L.,
Title: 2 Index card of cowries: n
Description: 1981. 18 - Lyncina (Arestorides) argus and n. 19 - Schilderia (Schilderia) langfordi. Each card are in 4to, pp. 4 with color figs. Offprints from La Conchiglia n. 150-151 and 152-153

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