Valves are linear-elliptic with rounded apices. The central area is elliptic to rectangular. Striae are curved and radiate throughout. Striae vary in length around the central area.
Diatoms of North America is running a fundraising campaign to keep the servers in operation. We need you to reach our $25,000 fundraising goal.
If you use and appreciate DONA, make your DONAtion today.
For the Gift Designation, type "diatom" in the search box and select "Diatom Lab Research Fund". This is the designated fund for diatoms.org.