Sellaphora Japonica Guide
Credit: Ian Bishop
  1. Ends broadly rounded, capitate
  2. Striae radiate
  3. Short, marginal striae of alternating length at mid-valve
  4. Apical hyaline areas robust

Valves with broadly rounded rostrate to capitate ends. Central area is bow tie-shaped and incomplete, with marginal striae alternating in length. Striae are radiate throughout, with slight bend. Distinctly visible hyaline areas are present at valve ends.

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