Neidiopsis Wulffii Guide
Credit: Loren Bahls
  1. Longitudinal hyaline line on each side of valve
  2. Valves linear-elliptic
  3. Proximal raphe ends deflected to same side

Neidiopsis wulffii has linear-elliptic valves without obvious marginal undulations. A longitudinal hyaline line is present on each side near the valve mantle. Proximal raphe ends are simple and deflected to the same side.