Verrucarion demeryi nov. spec, is described from Sierra Leone, West Africa. Verrucarion is recorded for the first time from the rain forest area West of the Dahomey Gap and constitutes a first example of a urocyclid semi-slug genus distributed all over the African forest belt.

Dahomey Gap, taxonomy, Urocyclidae, West Africa, Sierra Leone, Pulmonata, Gastropoda, semi-slug, Verrucarion
Basteria

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Nederlandse Malacologische Vereniging

A.J. de Winter. (1987). Verrucarion demeryi, a new semi-slug from Sierra Leone (Mollusca: Pulmonata: Urocyclidae). Basteria, 51(4/6), 87–93.