Hippodonta Capitata Guide
Credit: Marina Potapova
  1. Valves 4.9-8.5 μm wide
  2. Apices capitate or subcapitate
  3. Striae biseriate, 8-11 in 10 μm

Valves are elliptical-lanceolate with capitate to subcapitate apices. The striae are biseriate, 8-11 in 10 μm. A hyaline area is present at each end of the valve.