Description of a new Volvarina from the Gulf of Guinea

Volvarina ryalli sp. nov. is described from the northern subequatorial zone of West Africa, ranging from western Liberia to central Ghana, at lower infralittoral and upper circalittoral levels. Volvarina ryalli is compared with the V. ambigua (Bavay, 1913) / V. deliciosa (Bavay, 1913) complex from off northwest Africa and with V. angolensis (Odhner, 1923) from southern Angola.