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Guide to Neidium distinctepunctatum

Hust. 1922

Neidium distinctepunctatum guide3
  1. Apices bluntly apiculate
  2. Areolae coarse
  3. Proximal raphe ends variable
  4. Central area variable

Valves are lanceolate, with bluntly apiculate apices. The proximal raphe ends vary from obliquely to distinctly hooked. The central area is variable in development, from small and oval in the smallest specimens to transversely elliptic or nearly quadrangular in larger specimens.

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