RV 2109a. Angola, S of Luanda, Mussulo Bay. At low tide in sand. depth 1 m. November 1982. Scale bar is 1 cm.
Shells of specimens from São Tomé and Príncipe remain smaller and are usually darker pigmented (see figure below).
RV 2114. Sao Tome & Principe, Sao Tome, Praia das Conchas. At low tide. November 1985.Scale bar is 1 cm.
A variety with pale flesh-coloured shells has been named Oliva subulata var. pallida E.A. Smith, 1871 (see figure below). Apart from being a junior primary homonym, the variety has no further status.
RV 2115. Senegal, Baie de Goree. November 1975.Scale bar is 1 cm.
The species used the be quite common at Mussulu Bay, Angola, but was diminished by overcollection (Gofas, Pinta Afonso & Brandao, 1985: 78).