Staurophora tackei is much smaller and has linear-lanceolate valves. Staurophora wislouchii has elliptic-lanceolate valves with short protracted ends. Stauroneis submarina has a narrow linear central area that is unlike the broad deltoid central area of S. brantii.
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.