A new look at East Atlantic calliostomatids, resulting in the introduction of two new species, pp. 1-34, 2 maps, 4 tables, pls I-XXIII, by Frank Nolf & Steve Hubrecht

Abstract: Two new sibling calliostomatid species from northern Angola are described and compared within the complex of similar species living along the West African shores. Specimens of Calliostoma granulatum from different localities, especially from Senegal and Mauritania, are figured to show the great variability over its large distribution range.

Keywords: Mollusca, Gastropoda, CALLIOSTOMATIDAE, Calliostoma coenyei sp. nov., Calliostoma schoenherri sp. nov., Mauritania, Senegal, Angola, E Atlantic.

The presence of Monoplex krebsii (Mörch, 1877) (Mollusca: Gastropoda: Cymatiidae) in Angolan waters, pp. 35-38, 1 map, pls I-II, by Frank Nolf

Abstract: Monoplex krebsii (Mörch, 1877) is a typical West Atlantic species, but it is also reported from the Canaries and Senegal in literature and shell collections. Finally, its presence in Angola is stated here, representing a serious extension of its distribution range.

Keywords: Mollusca, Gastropoda, CYMATIIDAE, Monoplex krebsii, Angola.