Globivenus effossa (Philippi, 1836 ex Bivona MS)
Gibraltar to Angola, Azores to Mediterranean. Circalittoral, in sandy and silty bottoms. Original taxon: Venus effossa. Above: specimen dredged at 80-100m deep, in coralligen, Mljet island, Dubrovnik-Neretva Comitat, S. Croatia. 38mm. Original pictures provided by N. Lete (HR) – (CC BY-NC-SA).
Same spot, juvenile. 12mm.
Original pictures provided by N. Lete (HR) – (CC BY-NC-SA).
Venus effossa in L. Pfeiffer: “Die familie der Venusmuscheln” Systematisches Conchylien-Cabinet XI. I, Nürnberg 1869.
 
« Venus. Testa orbiculari, globosa, subsphaerica, transversim undato-sulcata et tenuissime striata, alba, sparsim rufo tenue maculata, maculis plerisque trigonulis praecipue in latere postico ; lunula subcirculari, profundissime impressa, fulva ; marginibus tenuissime crenulatis. » – G. P. Deshayes: Catalog of Biv. Shells Brit. Museum, London 1853, p.100.
A specimen collected at 45m deep, on sand, off Cacau Point, SW. end of Cassis Bay, Provence, S. France. 34mm.
Original pictures provided by D. Marcellesi (FR).
– (CC BY-NC-SA) –
Globivenus rigida (Dillwyn, 1817), a typical member of the genus: large, heavy, tumid, densely lamellated. In sand at 14-16m deep, Arraial do Cabo, Rio de Janeiro State, Brasil. 82mm.

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