Craticula Molestiformis Guide
Credit: Melissa Vaccarino, Gina LaLiberte, Jennah Schein
  1. Valves lanceolate
  2. Apices bluntly rounded, or subrostrate
  3. Central nodule rectangular

Valves are lanceolate, with bluntly rounded or subrostrate apices. The sternum is distinctly thickened and the central nodule is rectangular. Striae are parallel.