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Guide to Sellaphora javanica

Wetzel 2015

Sellaphora javanica guide2
  1. Apices narrow
  2. Apices slightly capitate
  3. Central area variable, may extend to margin

The apices are narrowly rounded and slightly capitate. The central area is variable. Some specimens have a central area that extends to the valve margin, others have a more bowtie-shaped central area. The length to width ratio is rather variable, from narrow to broader widths.