Perna viridis (Linnaeus, 1758)

Abstract

Perna viridis is characterised by an elongate shell with pointed and swollen anterior end and a compressed posterior end. Umbo is tapering sharply at the terminal. Ventral margin is concave and long, whereas anterior margin is reduced. Outer surface possesses concentric growth marks and faint radial lines. The smooth periostracum (outer shell) is thick and dark green, with finely pitted ligamental ridge

    Similar works