Neidiopsis Weilandii Guide
Credit: Loren Bahls
  1. Valves linear
  2. Apices cuneate to subrostrate
  3. Proximal raphe ends deflected
  4. Central area small

Valves are linear, with weakly convex margins and cuneate to subrostrate apices. A longitudinal line is present on each side of the valve near the margin. Proximal raphe ends are unilaterally deflected. The central area is small and rhombic.