Author: Bannink, D.D., 1948.:
Title: Een monografie van het genus Operculina d'Orbigny 1826.
Description: Leiden 1948. Large 8vo. Pp. viii,160, 183 figs. on 19 photogr. plates (loosely inserted), 14 text illustr., 13 separate large folding tables, bibliogr. Orig. printed wrappers. - Doctoral thesis, University of Leiden. Includes a large bibliography of 592 titles.

Keywords: