Venus nux is a species of saltwater clam. They are marine bivalve molluscs in the family Veneridae, sometimes known as the venus clams.WoRMSEncyclopedia of LifeM. A. E. MALAQUIAS Molluscan diversity caught by trawling fisheries: a case study in southern Portugal
Venus nux can reach a size of . The shells are globular, with dense, concentric ribs on the surface.Conchiglie del Mediterraneo
<div align=center> Right and left valve of the same specimen:
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<div align=center> Fossil (Pliocene)
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The species is widespread in the Mediterranean Sea and the Atlantic littorals of Portugal and Spain.Cristina Tirado, José Luis Rueda and Carmen Salas Reproductive Cycles in Atlantic and Mediterranean Populations of Venus nux Gmelin, 1791 (Bivalvia: Veneridae), from Southern Spain
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