Hydrosera Whampoensis Guide
Credit: David Burge
  1. Valve face two triangles
  2. Pseudocelli distinct
  3. Rimoportula present
  4. Ornamentation complex

The valve face is in the shape of two superimposed triangles, with 3 distinct pseudocelli, A single rimoportula is present. Valve ornamentation is complex and composed of complex loculate areolae.