FIG. 8 in Quaternary and Recent shells of Ocenebra erinaceus (Linnaeus, 1758) and O. brevirobusta Houart, 2000 (Mollusca, Muricidae, Ocenebrinae): reflections on the intra- and interspecific variations

FIG. 8. — Spiral sculpture of recent Ocenebra erinaceus (Linnaeus, 1758) and O. brevirobusta Houart, 2000 (apertural view); A, B, O. erinaceus (Malaga, Mediterranean Sea, Spain) (MNHN, domaine de collection Botanique et Zoologie); C, D, O. brevirobusta (Casablanca, Atlantic, Morocco) (MNHN R11448 et R11449; Lecointre coll.). Abbreviations: see p. 267. Scale bars: A, C, 1 mm; B, D, 5 mm.