Abundance: 0.04 to 56.97% (median 2.73%)

Latitudinal range: 6.4° to 51.1°

Habitats: (9), lagoon (4)

Found in 13 samples

Belgium: Hof van Leugenhaeghe

France: Etang de Berre (station 19, October 1972), Etang de Berre (station 19, January 1973), Etang de Berre (station 19, March 1973)

Nigeria: Lagos Lagoon (1004 estate area)

Spain: Cueva de Nerja (Last Glacial Maximum), Cueva de Nerja (Tardiglacial), Cueva de Nerja (Early Holocene), El Cierro Cave (Level B), El Cierro Cave (Level C), El Cierro Cave (Level C/D), El Cierro Cave (Level D)

Tunisia: Meninx

See also Mytilus edulis, Mytilus galloprovincialis, Mytilus perna