Opisthodonta morena Langerhans, 1879

Opisthodonta morena Langerhans, 1879: 547, fig. 12; Laubier 1966: 249; Hartmann-Schröder 1971: 100, figs. 1–3; Campoy 1982: 307; Baratech & San Martín 1987: 44, fig. 6; Alós 1988: 325; San Martín 2003: 54, figs 15, 16; San Martín & Hutchings 2006: 306, fig. 40.

Material examined. INFUECO stations: BC2 0710, 2 specimens, 129 m depth; BC3 0611, 1 specimen, 80 m depth.

Habitat. Occurring interstitially in coarse and coral sand, seagrasses, mud, from the intertidal zone to depths greater than 240 m (San Martín & Hutchings 2006). Circalittoral, in the biocenosis of red and orange corals (Baratech & San Martín 1987; Núñez 1990), maërl beds (Campoy 1982).

Distribution. Western Atlantic Ocean, Mediterranean Sea, Red Sea, Australia (New South Wales) (San Martín & Hutchings 2006).