Genus Strandesia Stuhlmann, 1888

Type species Strandesia mercatorum (Vávra, 1895)

Diagnosis (after Savatenalinton & Martens 2009b): Carapace in lateral view with diverse shapes: subovate, elliptical, moderately elongated with L less than twice the H, in frontal view, position of LV and RV equal or slightly unequal; LV with internal groove along valve margin in inner view, inner lamella without inner list (type C) or with 1 inner list (type D); d-seta on T1 present; hemipenis with large, wing-like lateral shield and with 1 loop in the postlabyrinthal spermiduct; Zenker organ with cone-shaped chitinous sheet at both proximal and distal ends.