Valves are elliptic-lanceolate to linear-lanceolate, slightly twisted about the apical axis. The proximal ends hook in opposite directions. Longitudinal canals are distinct and positioned next to the axial 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.